Remove mistakenly added test file

Intended for a different PR

tests/cases/compiler/narrowContextualTypeOfObjectLiteral2.ts

@@ -1,21 +0,0 @@
-interface X {
-    type1: 'x';
-    value: string;
-}
-
-interface Y {
-    type2: 'y';
-    value: 'none' | 'done';
-}
-
-function foo(bar: X | Y) { }
-
-foo({
-    type2: 'y',
-    value: 'done',
-});
-// you could do this (amybe) by noting that
-// (1) the argument is a fresh object literal
-// (2) of X | Y, the object literal is only assignable to Y
-//     - you can do *that* cheaply (ie, symbolically) just by throwing out types
-//       that are missing one of the fields in the object literal