[clang] [llvm] [ARM] enable FENV_ACCESS pragma support for hard-float targets (PR #137101)

[Erik Enikeev via cfe-commits]

Varnike wrote:

Now I have an approximate volume of work and plan to try to do it. I have provided these edits rather as an example of correction for a particular case (not taking tests into account), by analogy with which other cases can be considered. Therefore, I would like to know how correct and complete they are.

https://github.com/llvm/llvm-project/pull/137101