ARM: stop explicitly marking armv7k libcalls as hard-float. NFC.

Since the triple's default is hard float, the libcalls will already use VFP
registers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@337386 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed