[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/lineNumberAfterInline.kt

@@ -0,0 +1,39 @@
+// FILE: test.kt
+
+fun normalFunction() {
+    "OK"
+}
+
+inline fun inlineFunction() {
+    "OK"
+}
+
+fun test1() {
+    inlineFunction()
+    "OK"
+}
+
+fun test2() {
+    normalFunction()
+    "OK"
+}
+
+fun box() {
+    test1()
+    test2()
+}
+
+// LINENUMBERS
+// test.kt:22 box
+// test.kt:12 test1
+// test.kt:8 test1
+// test.kt:9 test1
+// test.kt:13 test1
+// test.kt:14 test1
+// test.kt:23 box
+// test.kt:17 test2
+// test.kt:4 normalFunction
+// test.kt:5 normalFunction
+// test.kt:18 test2
+// test.kt:19 test2
+// test.kt:24 box