Support Windows Kotlin installed via Scoop

Kotlin installed via `scoop install kotlin` in Windows has a directory structure not assumed by this language server.

```
PS> (gcm kotlin).path
C:\Users\tatsu\scoop\shims\kotlin.cmd
```

```
PS> ls (split-path -parent (Split-Path -Parent ((gcm kotlin).path)))

Directory: C:\Users\tatsu\scoop

Mode LastWriteTime Length Name
---- ------------- ------ ----
d---- 2023/04/01 23:37 apps
d---- 2019/11/10 17:44 buckets
d---- 2023/04/01 23:37 cache
d---- 2023/01/30 23:38 persist
d---- 2023/04/01 23:37 shims
```

```
PS> ls "$(split-path -parent (Split-Path -Parent ((gcm kotlin).path)))\apps\kotlin\current\lib\"

Directory: C:\Users\tatsu\scoop\apps\kotlin\current\lib

Mode LastWriteTime Length Name
---- ------------- ------ ----
----- 1980/02/01 0:00 23724 allopen-compiler-plugin.jar
----- 1980/02/01 0:00 492419 android-extensions-compiler.jar
----- 1980/02/01 0:00 9593 android-extensions-runtime.jar
----- 1980/02/01 0:00 17536 annotations-13.0.jar
----- 1980/02/01 0:00 52265 assignment-compiler-plugin.jar
----- 1980/02/01 0:00 11126 js.engines.jar
----- 1980/02/01 0:00 1177854 jvm-abi-gen.jar
----- 1980/02/01 0:00 26347 kotlin-annotation-processing-cli.jar
----- 1980/02/01 0:00 1377 kotlin-annotation-processing-runtime.jar
----- 1980/02/01 0:00 481458 kotlin-annotation-processing.jar
----- 1980/02/01 0:00 3130 kotlin-annotations-jvm-sources.jar
----- 1980/02/01 0:00 2676 kotlin-annotations-jvm.jar
----- 1980/02/01 0:00 25356 kotlin-ant.jar
----- 1980/02/01 0:00 55137299 kotlin-compiler.jar
----- 1980/02/01 0:00 675469 kotlin-daemon-client.jar
----- 1980/02/01 0:00 733096 kotlin-daemon.jar
----- 1980/02/01 0:00 274006 kotlin-imports-dumper-compiler-plugin.jar
----- 1980/02/01 0:00 6572469 kotlin-main-kts.jar
----- 1980/02/01 0:00 52271 kotlin-preloader.jar
----- 1980/02/01 0:00 713762 kotlin-reflect-sources.jar
----- 1980/02/01 0:00 3155363 kotlin-reflect.jar
----- 1980/02/01 0:00 30873 kotlin-runner.jar
----- 1980/02/01 0:00 9916 kotlin-script-runtime-sources.jar
----- 1980/02/01 0:00 42824 kotlin-script-runtime.jar
----- 1980/02/01 0:00 226059 kotlin-scripting-common.jar
----- 1980/02/01 0:00 317456 kotlin-scripting-compiler-impl.jar
----- 1980/02/01 0:00 376451 kotlin-scripting-compiler.jar
----- 1980/02/01 0:00 7602 kotlin-scripting-js.jar
----- 1980/02/01 0:00 200054 kotlin-scripting-jvm.jar
----- 1980/02/01 0:00 580 kotlin-stdlib-jdk7-sources.jar
----- 1980/02/01 0:00 959 kotlin-stdlib-jdk7.jar
----- 1980/02/01 0:00 556 kotlin-stdlib-jdk8-sources.jar
----- 1980/02/01 0:00 965 kotlin-stdlib-jdk8.jar
----- 1980/02/01 0:00 523365 kotlin-stdlib-js-sources.jar
----- 1980/02/01 0:00 4331907 kotlin-stdlib-js.jar
----- 1980/02/01 0:00 567552 kotlin-stdlib-sources.jar
----- 1980/02/01 0:00 1636556 kotlin-stdlib.jar
----- 1980/02/01 0:00 8040 kotlin-test-js-sources.jar
----- 1980/02/01 0:00 107546 kotlin-test-js.jar
----- 1980/02/01 0:00 1784 kotlin-test-junit-sources.jar
----- 1980/02/01 0:00 5146 kotlin-test-junit.jar
----- 1980/02/01 0:00 1792 kotlin-test-junit5-sources.jar
----- 1980/02/01 0:00 5121 kotlin-test-junit5.jar
----- 1980/02/01 0:00 2272 kotlin-test-sources.jar
----- 1980/02/01 0:00 1775 kotlin-test-testng-sources.jar
----- 1980/02/01 0:00 5144 kotlin-test-testng.jar
----- 1980/02/01 0:00 133094 kotlin-test.jar
----- 1980/02/01 0:00 1482528 kotlinx-coroutines-core-jvm.jar
----- 1980/02/01 0:00 918106 kotlinx-serialization-compiler-plugin.jar
----- 1980/02/01 0:00 319772 lombok-compiler-plugin.jar
----- 1980/02/01 0:00 1472 mutability-annotations-compat.jar
----- 1980/02/01 0:00 62067 noarg-compiler-plugin.jar
----- 1980/02/01 0:00 357668 parcelize-compiler.jar
----- 1980/02/01 0:00 6996 parcelize-runtime.jar
----- 1980/02/01 0:00 18513 sam-with-receiver-compiler-plugin.jar
----- 1980/02/01 0:00 572985 trove4j.jar
```

```
PS> cat (gcm kotlin).path
@rem C:\Users\tatsu\scoop\apps\kotlin\current\bin\kotlin.bat
@"C:\Users\tatsu\scoop\apps\kotlin\current\bin\kotlin.bat" %*
```

https://github.com/fwcd/kotlin-language-server/blob/8df2a0576ebc2979bd0afa37ba02a04c3f460244/shared/src/main/kotlin/org/javacs/kt/classpath/BackupClassPathResolver.kt#L53-L71

It's only Scoop that includes the latest and standalone Kotlin in package managers for Windows.