Revert "JVM IR: Move direct invoke optimization into a separate pass"

This reverts commit f0760e0550.

The reason is that it leads to KT-53202.

compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirLocalVariableTestGenerated.java

@@ -43,12 +43,6 @@ public class FirLocalVariableTestGenerated extends AbstractFirLocalVariableTest
         runTest("compiler/testData/debug/localVariables/copyFunction.kt");
     }
 
-    @Test
-    @TestMetadata("directInvoke.kt")
-    public void testDirectInvoke() throws Exception {
-        runTest("compiler/testData/debug/localVariables/directInvoke.kt");
-    }
-
     @Test
     @TestMetadata("doWhile.kt")
     public void testDoWhile() throws Exception {