[llvm] [NFC][TableGen] Code cleanup in Record.h/cpp (PR #138876)

[Rahul Joshi via llvm-commits]

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@@ -120,9 +121,7 @@ class BitRecTy : public RecTy {
   }
 
   static const BitRecTy *get(RecordKeeper &RK);
-
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jurahul wrote:

Right :( I tried to remove whitespace between a series of single-line declaration/defs with no comments or anything else in the middle. But let's see during review, I can revert back if there is pushback,

https://github.com/llvm/llvm-project/pull/138876