Generate Gradle compiler types into separate project

This will allow to use them on the DSL generation.

^KT-27301 In Progress

libraries/tools/kotlin-gradle-compiler-types/build.gradle.kts

@@ -0,0 +1,16 @@
+plugins {
+    id("org.jetbrains.kotlin.jvm")
+    id("jps-compatible")
+}
+
+configureKotlinCompileTasksGradleCompatibility()
+
+sourceSets {
+    "main" {
+        kotlin.srcDir("src/generated/kotlin")
+    }
+}
+
+dependencies {
+    compileOnly(kotlinStdlib())
+}

libraries/tools/kotlin-gradle-plugin-api/build.gradle.kts

@@ -8,6 +8,7 @@ dependencies {
     commonApi(project(":kotlin-project-model"))
     commonImplementation(project(":kotlin-tooling-core"))
 
+    commonCompileOnly(project(":kotlin-gradle-compiler-types"))
     commonCompileOnly("com.android.tools.build:gradle:3.6.4") {
         // Without it - Gradle dependency resolution fails with unexpected error
         // Caused by: java.lang.IllegalStateException: Unexpected parent dependency id 131. Seen ids: [129, 2, 130, 9, 10, 138, 11, 139, 140, 14, 153, 154, 155, 156, 157, 158, 161, 164, 177, 178, 51, 179, 52, 180, 53, 54, 55, 183, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 195, 68, 200, 201, 202, 203, 206, 211, 212, 215, 222, 223, 224, 231, 232, 105, 233, 106, 107, 108, 109, 110, 111, 112, 113, 114, 242, 115, 243, 116, 244, 117, 118, 119, 120, 121, 122]
@@ -16,4 +17,6 @@ dependencies {
         // Could be reproduced by running `:kotlin-gradle-plugin-api:gPFFPMP` task
         isTransitive = false
     }
+
+    embedded(project(":kotlin-gradle-compiler-types"))
 }