[JVM_IR] Fix inline class default method codegen.

Do not coroutine transform static inline class replacements that
forward to a default interface suspend method. No boxing has to
take place on return (as the default interface method always
boxes) so we can simply forward the call.

^KT-49645 Fixed

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

@@ -7638,6 +7638,11 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
             runTest("compiler/testData/codegen/box/coroutines/kt46813.kt");
         }
 
+        @TestMetadata("kt49645.kt")
+        public void testKt49645() throws Exception {
+            runTest("compiler/testData/codegen/box/coroutines/kt49645.kt");
+        }
+
         @TestMetadata("lastExpressionIsLoop.kt")
         public void testLastExpressionIsLoop() throws Exception {
             runTest("compiler/testData/codegen/box/coroutines/lastExpressionIsLoop.kt");