Fix default value generation after suspension point

Replace coercion from VOID with call 'pushDefaultValueOnStack'

It's necessary because coercion of VOID to java/lang/Object ends with Unit instance on stack
that makes variables spilling algorithm thinking that variable is Unit

 #KT-13409 Fixed

compiler/backend/src/org/jetbrains/kotlin/codegen/ExpressionCodegen.java

@@ -2875,7 +2875,7 @@ public class ExpressionCodegen extends KtVisitor<StackValue, StackValue> impleme
         callGenerator.genCall(callableMethod, resolvedCall, defaultMaskWasGenerated, this);
 
         if (isSuspensionPoint) {
-            StackValue.coerce(Type.VOID_TYPE, getSuspensionReturnTypeByResolvedCall(resolvedCall), v);
+            AsmUtil.pushDefaultValueOnStack(getSuspensionReturnTypeByResolvedCall(resolvedCall), v);
             v.invokestatic(
                     CoroutineCodegenUtilKt.COROUTINE_MARKER_OWNER,
                     CoroutineCodegenUtilKt.AFTER_SUSPENSION_POINT_MARKER_NAME, "()V", false);