[ARM] GlobalISel: Rename tests. NFC.

The checks are complicated enough as it is, there's no use cramming PIC
in there as well...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@311989 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/ARM/GlobalISel/arm-isel-globals.ll b/test/CodeGen/ARM/GlobalISel/arm-isel-globals-static.ll
similarity index 100%
rename from test/CodeGen/ARM/GlobalISel/arm-isel-globals.ll
rename to test/CodeGen/ARM/GlobalISel/arm-isel-globals-static.ll

diff --git a/test/CodeGen/ARM/GlobalISel/arm-instruction-select-globals.mir b/test/CodeGen/ARM/GlobalISel/arm-select-globals-static.mir
similarity index 100%
rename from test/CodeGen/ARM/GlobalISel/arm-instruction-select-globals.mir
rename to test/CodeGen/ARM/GlobalISel/arm-select-globals-static.mir