Revert "[FMV] Remove useless features according the latest ACLE spec." (#89184)

Reverts llvm/llvm-project#88965

This caused a test suite failure:
https://lab.llvm.org/buildbot/#/builders/185/builds/6583
NOEXE: test-suite::aarch64-acle-fmv-features.test

```
/home/tcwg-buildbot/worker/clang-aarch64-lld-2stage/test/test-suite/SingleSource/UnitTests/AArch64/acle-fmv-features.c:98:1: error: redefinition of 'check_sha1'
   98 | CHECK(sha1, {
      | ^
/home/tcwg-buildbot/worker/clang-aarch64-lld-2stage/test/test-suite/SingleSource/UnitTests/AArch64/acle-fmv-features.c:36:17: note: expanded from macro 'CHECK'
   36 |     static void check_##X(void) { \
      |                 ^
<scratch space>:150:1: note: expanded from here
  150 | check_sha1
      | ^
```

I presume that the useless features need to be removed from the fmv test
as well.

GitOrigin-RevId: c674dbc2a89298f1ff06686ae953cef9a1b19961
1 file changed