Build: Improve intellij-sdk repo up-to-date check time & layout

Up-to-date check is very heavy for intellij repo due to artifact size.
If module directory in repo is written only by one task we can assume
that task if up-to-date if target directory exists.

generators/build.gradle.kts

@@ -35,8 +35,8 @@ dependencies {
     testRuntime(project(":kotlin-reflect"))
 
     if (Ide.IJ()) {
-        testCompileOnly(intellijDep("jps-build-test"))
-        testCompile(intellijDep("jps-build-test"))
+        testCompileOnly(jpsBuildTest())
+        testCompile(jpsBuildTest())
     }
 }