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

compiler/testData/diagnostics/tests/enum/inner/redeclarationInClassObject.fir.kt

@@ -0,0 +1,11 @@
+class A {
+    enum class E {
+        ENTRY
+    }
+    
+    companion object {
+        enum class E {
+            ENTRY2
+        }
+    }
+}