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

idea/testData/quickfix/createFromUsage/createClass/callExpression/callWithMissingArgs.kt

@@ -0,0 +1,12 @@
+// "Create class 'Foo'" "false"
+// ACTION: Create function 'Foo'
+// ACTION: Remove parameter 's'
+// ACTION: Split property declaration
+// ACTION: Create secondary constructor
+// ERROR: No value passed for parameter s
+
+class Foo(i: Int, s: String)
+
+fun test() {
+    val a = Foo(2<caret>)
+}