New J2K: get rid of generalInspectionPostProcessing

nj2k/testData/newJ2k/switch/nestedSwitchFallback.kt

@@ -1,13 +1,13 @@
 fun foo(i: Int, j: Int): String {
-    when (i) {
+    return when (i) {
         0 -> {
             when (j) {
                 1 -> return "0, 1"
                 2 -> return "0, 2"
             }
-            return "1, x"
+            "1, x"
         }
-        1 -> return "1, x"
-        else -> return "x, x"
+        1 -> "1, x"
+        else -> "x, x"
     }
 }