[OpenMP][Docs] Remove documentation on removed option
authorJoseph Huber <jhuber6@vols.utk.edu>
Fri, 13 Jan 2023 22:53:11 +0000 (16:53 -0600)
committerJoseph Huber <jhuber6@vols.utk.edu>
Fri, 13 Jan 2023 22:54:02 +0000 (16:54 -0600)
commitf1cb0e9f76d0a58928bcceafb0a1f97e0a433c3d
treefe4c2f28e9f2b83ab92bb91b62d775fd4bbfae71
parentd1f4bfd2a8b0b347aeaf6d486e4132af65b9ccf0
[OpenMP][Docs] Remove documentation on removed option

Summary:
Removes this `CLANG_OPENMP_NVPTX_DEFAULT_ARCH` documentation as it's now
been removed.
openmp/docs/SupportAndFAQ.rst