Big change in quickfix tests: no stupid test data format with "before" and "after" file prefixes

idea/testData/quickfix/createFromUsage/createFunction/call/memberVarDelegateRuntime.kt.after

@@ -0,0 +1,11 @@
+// "Create function 'foo'" "true"
+
+import kotlin.properties.ReadWriteProperty
+
+class A<T>(val t: T) {
+    var x: A<Int> by foo(t, "")
+
+    private fun foo(t: T, s: String): ReadWriteProperty<A<T>, A<Int>> {
+        throw UnsupportedOperationException("not implemented") //To change body of created functions use File | Settings | File Templates.
+    }
+}