[JVM] Port Stepping and LocalVariable tests to new test infra.

This is in preparation for enabling the tests for FIR which will
be easier to do when the tests are on the new infrastructure.

compiler/testData/debug/stepping/whenConstant.kt

@@ -13,11 +13,11 @@ fun box() {
 
 // JVM_IR and JVM backends have different heuristics for when to use a switch.
 
-// LINENUMBERS
+// EXPECTATIONS
 // test.kt:4 box
-// LINENUMBERS JVM_IR
+// EXPECTATIONS JVM_IR
 // test.kt:5 box
 // test.kt:7 box
-// LINENUMBERS
+// EXPECTATIONS
 // test.kt:10 box
 // test.kt:12 box