io.jenkins.plugins.casc.ConfiguratorException: Invalid configuration: '/var/jenkins_home/casc_configs/configuration-as-code-staging' isn't a valid path.

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- [ ] Reproduction steps

### Description
casc config is not working after using latest `jenkins:lts-alpine` docker image (as base image)
Error

2023-07-25 10:21:26.325+0000 [id=31] SEVERE jenkins.InitReactorRunner$1#onTaskFailed: Failed ConfigurationAsCode.init
io.jenkins.plugins.casc.ConfiguratorException: Invalid configuration: '/var/jenkins_home/casc_configs/configuration-as-code-production' isn't a valid path.
at io.jenkins.plugins.casc.ConfigurationAsCode.configs(ConfigurationAsCode.java:681)
at io.jenkins.plugins.casc.ConfigurationAsCode.appendSources(ConfigurationAsCode.java:281)
at io.jenkins.plugins.casc.ConfigurationAsCode.getStandardConfigSources(ConfigurationAsCode.java:322)
at io.jenkins.plugins.casc.ConfigurationAsCode.configure(ConfigurationAsCode.java:314)
at io.jenkins.plugins.casc.ConfigurationAsCode.init(ConfigurationAsCode.java:306)
Caused: java.lang.reflect.InvocationTargetException
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.base/java.lang.reflect.Method.invoke(Unknown Source)
at hudson.init.TaskMethodFinder.invoke(TaskMethodFinder.java:109)
Caused: java.lang.Error
at hudson.init.TaskMethodFinder.invoke(TaskMethodFinder.java:115)
at hudson.init.TaskMethodFinder$TaskImpl.run(TaskMethodFinder.java:185)
at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:305)
at jenkins.model.Jenkins$5.runTask(Jenkins.java:1164)
at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:221)
at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:120)
at jenkins.security.ImpersonatingExecutorService$1.run(ImpersonatingExecutorService.java:68)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.base/java.lang.Thread.run(Unknown Source)
2023-07-25 10:21:26.327+0000 [id=22] SEVERE hudson.util.BootFailure#publish: Failed to initialize Jenkins
io.jenkins.plugins.casc.ConfiguratorException: Invalid configuration: '/var/jenkins_home/casc_configs/configuration-as-code-production' isn't a valid path.
at io.jenkins.plugins.casc.ConfigurationAsCode.configs(ConfigurationAsCode.java:681)
at io.jenkins.plugins.casc.ConfigurationAsCode.appendSources(ConfigurationAsCode.java:281)
at io.jenkins.plugins.casc.ConfigurationAsCode.getStandardConfigSources(ConfigurationAsCode.java:322)
at io.jenkins.plugins.casc.ConfigurationAsCode.configure(ConfigurationAsCode.java:314)
at io.jenkins.plugins.casc.ConfigurationAsCode.init(ConfigurationAsCode.java:306)
Caused: java.lang.reflect.InvocationTargetException
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.base/java.lang.reflect.Method.invoke(Unknown Source)
at hudson.init.TaskMethodFinder.invoke(TaskMethodFinder.java:109)
Caused: java.lang.Error
at hudson.init.TaskMethodFinder.invoke(TaskMethodFinder.java:115)
at hudson.init.TaskMethodFinder$TaskImpl.run(TaskMethodFinder.java:185)
at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:305)
at jenkins.model.Jenkins$5.runTask(Jenkins.java:1164)
at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:221)
at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:120)
at jenkins.security.ImpersonatingExecutorService$1.run(ImpersonatingExecutorService.java:68)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.base/java.lang.Thread.run(Unknown Source)
Caused: org.jvnet.hudson.reactor.ReactorException
at org.jvnet.hudson.reactor.Reactor.execute(Reactor.java:290)
at jenkins.InitReactorRunner.run(InitReactorRunner.java:49)
at jenkins.model.Jenkins.executeReactor(Jenkins.java:1199)
at jenkins.model.Jenkins.(Jenkins.java:987)
at hudson.model.Hudson.(Hudson.java:86)
at hudson.model.Hudson.(Hudson.java:82)
at hudson.WebAppMain$3.run(WebAppMain.java:247)
Caused: hudson.util.HudsonFailedToLoad
at hudson.WebAppMain$3.run(WebAppMain.java:264)

Version - Jenkins 2.401.2
OS - linux
Plugins file has below plugin -
ansicolor:1.0.2
antisamy-markup-formatter:159.v25b_c67cd35fb_
allure-jenkins-plugin:2.30.2
artifactory:3.15.4
authorize-project:1.4.0
basic-branch-build-strategies:1.3.2
blueocean:1.25.8
checkmarx:2022.4.3
cloudbees-folder:6.815.v0dd5a_cb_40e0e
code-coverage-api:3.1.0
command-launcher:84.v4a_97f2027398
configuration-as-code-secret-ssm:1.0.1
configuration-as-code:1647.ve39ca_b_829b_42
cucumber-reports:5.7.3
credentials-binding:604.vb_64480b_c56ca_
docker-commons:1.21
docker-workflow:521.v1a_a_dd2073b_2e
jira:3.8
blueocean-jira:1.25.8
external-monitor-job:192.ve979ca_8b_3ccd
git-server:1.11
git:5.2.0
github-branch-source:1694.vd46793a_c4a_57
github:1.35.0
htmlpublisher:1.31
jaxb:2.3.8-1
jdk-tool:55.v1b_32b_6ca_f9ca
job-dsl:1.81
junit:1202.v79a_986785076
kubernetes:3883.v4d70a_a_a_df034
ldap:2.12
matrix-auth:2.6.11
matrix-project:789.v57a_725b_63c79
oic-auth:2.5
pam-auth:1.10
pipeline-model-definition:2.2131.vb_9788088fdb_5
pipeline-stage-view:2.31
pipeline-utility-steps:2.15.0
plot:2.1.12
plugin-util-api:3.2.1
postbuild-task:1.9
role-strategy:3.2.0
saml:4.352.vb_722786ea_79d
snakeyaml-api:1.33-95.va_b_a_e3e47b_fa_4
sonar:2.14
slack:631.v40deea_40323b
ssh-credentials:305.v8f4381501156
sshd:3.249.v2dc2ea_416e33
templating-engine:2.5.2
versionnumber:1.10
windows-slaves:1.8.1
workflow-aggregator:590.v6a_d052e5a_a_b_5
workflow-basic-steps:1010.vf7a_b_98e847c1
workflow-job:1308.v58d48a_763b_31
ws-cleanup:0.43