[JVM] Port line number tests to stepping framework.

Allow specifying JVM and JVM_IR as well as shared expectations.

Add the method name to the step.

Discard steps in synthetic methods.

compiler/testData/debug/stepping/namedCallableReference.kt

@@ -11,13 +11,11 @@ fun f(block: () -> Unit) {
 fun g() {}
 
 // LINENUMBERS
-// test.kt:3
-// test.kt:4
-// test.kt:8
-// test.kt:11
-// test.kt:4
-// test.kt:-1
-// test.kt:-1
-// test.kt:8
-// test.kt:9
-// test.kt:5
+// test.kt:3 box
+// test.kt:4 box
+// test.kt:8 f
+// test.kt:11 g
+// test.kt:4 invoke
+// test.kt:8 f
+// test.kt:9 f
+// test.kt:5 box