[X86][SSE] Fix insertps load combine test name

The existing test was called extract_lane_insertps_5123 but it was in fact doing a <6,1,2,3> shuffle. I've fixed the name and added the <5,1,2,3> test case as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@342328 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed