mips64: rename exp files for load_store_multiple

Rename none/tests/mips64/load_store_multiple exp files to match the name
of the source file.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13412 a5019735-40e9-0310-863c-91ae7b9d1cf9
5 files changed