Move debugger test data to the new location

idea/jvm-debugger/jvm-debugger-test/testData/stepping/stepInto/samAdapter.kt

@@ -0,0 +1,13 @@
+package samAdapter
+
+fun main(args: Array<String>) {
+    //Breakpoint!
+    val a = 1
+    runReadAction { 1 }
+}
+
+fun runReadAction(action: () -> Int): Int {
+    return forTests.MyJavaClass.runReadAction<Int>(action)
+}
+
+// STEP_INTO: 8