[clang] [AST] Only dump desugared type when visibly different (PR #65214)

[Aaron Ballman via cfe-commits]

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@@ -1351,7 +1351,6 @@ void testParmVarDecl(int TestParmVarDecl);
 // CHECK-NEXT:    "isUsed": true,
 // CHECK-NEXT:    "name": "x",
 // CHECK-NEXT:    "type": {
-// CHECK-NEXT:     "desugaredQualType": "enum Enum",
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AaronBallman wrote:

FWIW, this is an example of why we need the release note; the information didn't change, it flat-out disappeared which could catch some folks by surprise.

https://github.com/llvm/llvm-project/pull/65214