[FIR-TEST] Add new testdata generated after changes in previous commit

compiler/testData/diagnostics/tests/scopes/classHeader/objectParents.fir.kt

@@ -0,0 +1,11 @@
+interface I<F, G>
+
+val aImpl: A.Interface
+    get() = null!!
+
+object A : Nested(), Interface by aImpl, I<Nested, Interface> {
+
+    class Nested
+
+    interface Interface
+}