arm64: enable test cases for:
{sli,sri} (vector & scalar), sqabs (vector & scalar)



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14152 a5019735-40e9-0310-863c-91ae7b9d1cf9
Update list of ignored files.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14153 a5019735-40e9-0310-863c-91ae7b9d1cf9