Fix stdlib test in compiler in the gradle environment

compiler/tests/org/jetbrains/kotlin/codegen/StdlibTest.java

@@ -53,7 +53,7 @@ public class StdlibTest extends KotlinTestWithEnvironment {
     @Override
     protected KotlinCoreEnvironment createEnvironment() {
         @SuppressWarnings("deprecation")
-        File[] runtimeClasspath = ForTestCompileRuntime.runtimeClassesForTests();
+        File[] runtimeClasspath = new File[] { ForTestCompileRuntime.runtimeJarForTests() };
         CompilerConfiguration configuration = KotlinTestUtils.newConfiguration(ConfigurationKind.JDK_NO_RUNTIME, TestJdkKind.FULL_JDK, runtimeClasspath);
 
         JvmContentRootsKt.addJvmClasspathRoot(configuration, ForTestCompileRuntime.kotlinTestJarForTests());

idea/tests/org/jetbrains/kotlin/idea/highlighter/NoErrorsInStdlibTest.kt

@@ -67,7 +67,7 @@ class NoErrorsInStdlibTest : KotlinLightCodeInsightFixtureTestCase() {
 
     override fun getProjectDescriptor(): LightProjectDescriptor {
         // TODO: replace hardcoded path with something flexible
-        return object : KotlinJdkAndLibraryProjectDescriptor(File("build/kotlin-stdlib/classes/java/builtins")) {
+        return object : KotlinJdkAndLibraryProjectDescriptor(File("dist/kotlinc/lib/kotlin-stdlib.jar")) {
             override fun getSdk(): Sdk? = PluginTestCaseBase.fullJdk()
         }
     }