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

[Erik Enikeev via llvm-commits]

Varnike wrote:

Set `IsStrictFPEnabled=true` for ARM and fix lowering for several strict fp ops. Changes in [fp-intrinsics-vector.ll](https://github.com/llvm/llvm-project/pull/137101/commits/4cbb7b5dd28ee5e0a28f00c3afa9eacf9a21d3ad#diff-98d404e47a6b93fe050f808a8ff7768e72a8b99849d77b502cd0a68bf560cf4a) are related to the corresponding scalar operations.

If necessary, this can be moved into a separate PR.

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