K2 Scripting, Fir2Ir: allow out of order supertypes declaration

fix script declarations registration logic in Fir2Ir to allow
supertypes of a class to be defined later than the class itself.

#KT-64534 fixed

compiler/tests-gen/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java

@@ -43545,6 +43545,11 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
       runTest("compiler/testData/codegen/box/script/localCaptureTests.kt");
     }
 
+    @TestMetadata("outOuOrderDecls.kt")
+    public void testOutOuOrderDecls() {
+      runTest("compiler/testData/codegen/box/script/outOuOrderDecls.kt");
+    }
+
     @TestMetadata("scripInstance.kt")
     public void testScripInstance() {
       runTest("compiler/testData/codegen/box/script/scripInstance.kt");