[llvm] [NFCI][Coroutines] update tests to autogenerated formatting (PR #178358)

[Jameson Nash via llvm-commits]

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@@ -24,12 +39,6 @@ suspend:
   ret ptr %hdl
 }
 
-; %x needs to go to the frame since it's escaped; %y will stay as local since it doesn't escape.
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vtjnash wrote:

Intentionally so. There is no %x or %y, so the comment was nonsense.

https://github.com/llvm/llvm-project/pull/178358