Re-enable the xmm/ymm/zmm tests now that the system debugserver used by
our CI is capable or writing xmm/ymm/zmm registers.
-# xfail with system debugserver until the fix for
-# https://reviews.llvm.org/D123269 in
-# lldb/tools/debugserver/source/MacOSX/x86_64/DNBArchImplX86_64.cpp
-# has made it into released tools.
-# XFAIL: system-debugserver
-
# XFAIL: system-windows
# REQUIRES: native && target-x86_64 && native-cpu-avx
# RUN: %clangxx_host %p/Inputs/x86-ymm-write.cpp -o %t
-# xfail with system debugserver until the fix for
-# https://reviews.llvm.org/D123269 in
-# lldb/tools/debugserver/source/MacOSX/x86_64/DNBArchImplX86_64.cpp
-# has made it into released tools.
-# XFAIL: system-debugserver
-
# XFAIL: system-freebsd
# XFAIL: system-linux
# XFAIL: system-netbsd