Build: Use attributes to resolve test dependencies in jps build mode

prepare/compiler/build.gradle.kts

@@ -12,7 +12,13 @@ plugins {
 
 val JDK_18: String by rootProject.extra
 
-val fatJarContents by configurations.creating
+val fatJarContents by configurations.creating {
+    isCanBeResolved = true
+    isCanBeConsumed = false
+    attributes {
+        attribute(LibraryElements.LIBRARY_ELEMENTS_ATTRIBUTE, objects.named(LibraryElements.JAR))
+    }
+}
 val fatJarContentsStripMetadata by configurations.creating
 val fatJarContentsStripServices by configurations.creating
 val fatJarContentsStripVersions by configurations.creating

prepare/idea-plugin/build.gradle.kts

@@ -145,6 +145,7 @@ val libraries by configurations.creating {
 
 val jpsPlugin by configurations.creating {
     attributes {
+        attribute(Usage.USAGE_ATTRIBUTE, objects.named(Usage.JAVA_RUNTIME))
         attribute(LibraryElements.LIBRARY_ELEMENTS_ATTRIBUTE, objects.named(LibraryElements.JAR))
     }
 }