mips: add allexec tests for mips64

Initial patch for none/tests/mips64/.
allexec tests added.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13385 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/configure.in b/configure.in
index 9a1db0c..464ba42 100644
--- a/configure.in
+++ b/configure.in
@@ -2662,6 +2662,7 @@
    none/tests/arm/Makefile
    none/tests/s390x/Makefile
    none/tests/mips32/Makefile
+   none/tests/mips64/Makefile
    none/tests/linux/Makefile
    none/tests/darwin/Makefile
    none/tests/x86-linux/Makefile