Move debugger test data to the new location

idea/jvm-debugger/jvm-debugger-test/testData/evaluation/singleBreakpoint/simple.kt

@@ -0,0 +1,13 @@
+package simple
+
+// this test is used also to check more than one file for package in JetPositionManager:prepareTypeMapper. see forTests/simple.kt
+fun main(args: Array<String>) {
+    //Breakpoint!
+    args.size
+}
+
+// EXPRESSION: 1
+// RESULT: 1: I
+
+// EXPRESSION: 1 + 1
+// RESULT: 2: I