[BT] Move ClassSnapshotGranularity to the Build Tools API module

#KT-57565 In Progress

compiler/build-tools/kotlin-build-tools-api/api/kotlin-build-tools-api.api

@@ -85,6 +85,13 @@ public final class org/jetbrains/kotlin/buildtools/api/SourcesChanges$Unknown :
 public abstract interface class org/jetbrains/kotlin/buildtools/api/jvm/ClassSnapshot {
 }
 
+public final class org/jetbrains/kotlin/buildtools/api/jvm/ClassSnapshotGranularity : java/lang/Enum {
+	public static final field CLASS_LEVEL Lorg/jetbrains/kotlin/buildtools/api/jvm/ClassSnapshotGranularity;
+	public static final field CLASS_MEMBER_LEVEL Lorg/jetbrains/kotlin/buildtools/api/jvm/ClassSnapshotGranularity;
+	public static fun valueOf (Ljava/lang/String;)Lorg/jetbrains/kotlin/buildtools/api/jvm/ClassSnapshotGranularity;
+	public static fun values ()[Lorg/jetbrains/kotlin/buildtools/api/jvm/ClassSnapshotGranularity;
+}
+
 public abstract interface class org/jetbrains/kotlin/buildtools/api/jvm/ClasspathEntrySnapshot {
 	public abstract fun getClassSnapshots ()Ljava/util/LinkedHashMap;
 	public abstract fun saveSnapshot (Ljava/io/File;)V

compiler/build-tools/kotlin-build-tools-api/src/main/kotlin/org/jetbrains/kotlin/buildtools/api/jvm/ClassSnapshotGranularity.kt

@@ -17,7 +17,7 @@ package org.jetbrains.kotlin.buildtools.api.jvm
  * Therefore, [CLASS_LEVEL] is typically suitable for classes that are infrequently changed (e.g., external libraries), whereas
  * [CLASS_MEMBER_LEVEL] is suitable for classes that are frequently changed (e.g., classes produced by the current project).
  */
-enum class ClassSnapshotGranularity {
+public enum class ClassSnapshotGranularity {
 
     /**
      * Snapshotting level that allows tracking whether a .class file has changed without tracking what specific parts of the .class file

compiler/incremental-compilation-impl/build.gradle.kts

@@ -19,6 +19,7 @@ dependencies {
     api(project(":kotlin-build-common"))
     api(project(":daemon-common"))
     api(project(":compiler:build-tools:kotlin-build-statistics"))
+    api(project(":compiler:build-tools:kotlin-build-tools-api"))
     compileOnly(intellijCore())
 
     testApi(commonDependency("junit:junit"))