Disable clang-tidy modernize-use-trailing-return-type (#2337)

Summary:
Disable clang-tidy's `modernize-use-trailing-return-type` suggestion.

Trailing return type has no impact on performance.
The lint warning shows up everywhere, and it's nothing but noise.

Pull Request resolved: https://github.com/pytorch/audio/pull/2337

Reviewed By: hwangjeff

Differential Revision: D35635718

Pulled By: mthrok

fbshipit-source-id: beb2d3ec657f829493e08b2c159f215053b0e784

.clang-tidy

@@ -27,6 +27,7 @@ modernize-*,
 -modernize-return-braced-init-list,
 -modernize-use-auto,
 -modernize-use-default-member-init,
+-modernize-use-trailing-return-type,
 -modernize-use-using,
 performance-unnecessary-value-param,
 '