[X86] Fix copy paste mistake in vector-idiv-v2i32.ll. Add missing test case.

Some of the test cases contained the same load twice instead of a different load.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@340833 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed