[K/N] Move cinterop tests from standalone to codegen/box

^KT-61259

generators/analysis-api-generator/tests/org/jetbrains/kotlin/generators/tests/analysis/api/firLowLevel.kt

@@ -323,11 +323,17 @@ internal fun TestGroupSuite.generateFirLowLevelApiTests() {
         }
 
         testClass<AbstractLLFirBlackBoxCodegenBasedTest> {
-            model("codegen/box")
+            model(
+                "codegen/box",
+                excludeDirs = listOf("cinterop")  // CInterop tests contain .DEF .H .CPP .M files, which are invalid for Compiler Core new test system
+            )
         }
 
         testClass<AbstractLLFirReversedBlackBoxCodegenBasedTest> {
-            model("codegen/box")
+            model(
+                "codegen/box",
+                excludeDirs = listOf("cinterop")  // CInterop tests contain .DEF .H .CPP .M files, which are invalid for Compiler Core new test system
+            )
         }
 
         testClass<AbstractLLFirBlackBoxCodegenBasedTest>(suiteTestClassName = "LLFirBlackBoxModernJdkCodegenBasedTestGenerated") {