[mips] Renamed ParseAnyRegisterWithoutDollar to MatchAnyRegisterWithoutDollar

This is for consistency with other functions. The Parse* functions consume
tokens and the Match* functions don't.

No functional change.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205305 91177308-0d34-0410-b5e6-96231b3b80d8