maint(android): investigate `Configuration ... was resolved during configuration time.` messages

e.g. https://build.palaso.org/buildConfiguration/KeymanAndroid_TestPullRequests/567583?buildTab=log&focusLine=1823&logView=flowAware&linesState=58&expandAll=true

```
04:40:04  Configuration 'debugCompileClasspath' was resolved during configuration time.
04:40:04  This is a build performance and scalability issue.
04:40:04  See https://github.com/gradle/gradle/issues/2298
04:40:04  Run with --info for a stacktrace.
04:40:04  Configuration 'debugRuntimeClasspath' was resolved during configuration time.
04:40:04  This is a build performance and scalability issue.
04:40:04  See https://github.com/gradle/gradle/issues/2298
04:40:04  Run with --info for a stacktrace.
04:40:05  Configuration 'debugAndroidTestRuntimeClasspath' was resolved during configuration time.
04:40:05  This is a build performance and scalability issue.
04:40:05  See https://github.com/gradle/gradle/issues/2298
04:40:05  Run with --info for a stacktrace.
04:40:05  Configuration 'debugAndroidTestCompileClasspath' was resolved during configuration time.
04:40:05  This is a build performance and scalability issue.
04:40:05  See https://github.com/gradle/gradle/issues/2298
04:40:05  Run with --info for a stacktrace.
04:40:05  Configuration 'androidJdkImage' was resolved during configuration time.
04:40:05  This is a build performance and scalability issue.
04:40:05  See https://github.com/gradle/gradle/issues/2298
04:40:05  Run with --info for a stacktrace.
04:40:06  Configuration 'debugAnnotationProcessorClasspath' was resolved during configuration time.
04:40:06  This is a build performance and scalability issue.
04:40:06  See https://github.com/gradle/gradle/issues/2298
04:40:06  Run with --info for a stacktrace.
04:40:06  Configuration 'debugUnitTestRuntimeClasspath' was resolved during configuration time.
04:40:06  This is a build performance and scalability issue.
04:40:06  See https://github.com/gradle/gradle/issues/2298
04:40:06  Run with --info for a stacktrace.
04:40:06  Configuration 'debugUnitTestCompileClasspath' was resolved during configuration time.
04:40:06  This is a build performance and scalability issue.
04:40:06  See https://github.com/gradle/gradle/issues/2298
04:40:06  Run with --info for a stacktrace.
04:40:06  Configuration 'androidApis' was resolved during configuration time.
04:40:06  This is a build performance and scalability issue.
04:40:06  See https://github.com/gradle/gradle/issues/2298
04:40:06  Run with --info for a stacktrace.
04:40:06  Configuration 'debugUnitTestAnnotationProcessorClasspath' was resolved during configuration time.
04:40:06  This is a build performance and scalability issue.
04:40:06  See https://github.com/gradle/gradle/issues/2298
04:40:06  Run with --info for a stacktrace.
```