Refactoring: Split compilerModulesForJps into "embedded" and "maven"

This small refactoring is needed for the next commit.

This commit doesn't change any semantic.

jps/jps-plugin/build.gradle.kts

@@ -18,7 +18,11 @@ dependencies {
     compileOnly(project(":jps:jps-platform-api-signatures"))
     testImplementation(projectTests(":generators:test-generator"))
 
-    rootProject.extra["compilerModulesForJps"]
+    rootProject.extra["kotlinJpsPluginEmbeddedDependencies"]
+        .let { it as List<String> }
+        .forEach { implementation(project(it)) }
+
+    rootProject.extra["kotlinJpsPluginMavenDependencies"]
         .let { it as List<String> }
         .forEach { implementation(project(it)) }