[llvm] CodeGen: Remove TargetOptions::NoTrappingFPMath (PR #221429)

[Fangrui Song via llvm-commits]

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@@ -128,10 +128,6 @@ Enable optimizations that assume no NAN values.
 Enable FP math optimizations that assume the sign of 0 is insignificant.
 :::
 
-:::{option} --enable-no-trapping-fp-math
-Enable setting the FP exceptions build attribute not to use exceptions.
-:::
-
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MaskRay wrote:

llc is an internal development tool. It's ok not to mention the change.

https://github.com/llvm/llvm-project/pull/221429