[IR] Don't pass originalCallee to the inliner

`originalCallee` is supposed to be the owner of the original call.
It can be a fake override, and in the inliner we are using actual
function with body. Apparently we can just stick with the resolved
function.

#KT-64807

compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/dce/UsefulDeclarationProcessor.kt

@@ -57,7 +57,10 @@ abstract class UsefulDeclarationProcessor(
             super.visitBlock(expression, data)
 
             if (expression is IrReturnableBlock) {
-                expression.inlineFunction?.addToUsefulPolyfilledDeclarations()
+                // We need to extract `originalFunction` here because saved `inlineFunction`
+                // is actually a copy made in `SaveInlineFunctionsBeforeInlining`.
+                // Without this, we are not going to find proper intersection in the `saveOnlyIntersectionOfNextDeclarationsFor` method.
+                expression.inlineFunction?.originalFunction?.addToUsefulPolyfilledDeclarations()
             }
         }