rename these tests to match the attribute.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@61770 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/ocu-vector.c b/test/CodeGen/ext-vector.c
similarity index 100%
rename from test/CodeGen/ocu-vector.c
rename to test/CodeGen/ext-vector.c

diff --git a/test/Parser/ocu_vector_components.c b/test/Parser/ext_vector_components.c
similarity index 100%
rename from test/Parser/ocu_vector_components.c
rename to test/Parser/ext_vector_components.c