Remove REQUIRES now that r179237 fixed the real problem.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@179349 91177308-0d34-0410-b5e6-96231b3b80d8

test/CodeGen/mips-inline-asm-modifiers.c

@@ -1,4 +1,3 @@
-// REQUIRES: mips-registered-target
 // RUN: %clang -target mipsel-unknown-linux -S -o - -emit-llvm %s \
 // RUN: | FileCheck %s