Enforce disable of flakey tests

This will make future imports of these not re-enable them

hphp/tools/import_zend_test.py

@@ -168,9 +168,11 @@ bad_tests = (
     '/ext-standard-array/array_diff_assoc_variation6.php',
     '/zend/bug35239.php',
     '/zend/bug54265.php',
+    '/ext-standard-strings/setlocale_variation1.php',
 
     # our build machines have no members in group 0...
     '/ext-posix/posix_getgrgid.php',
+    '/ext-posix/posix_getgroups_basic.php',
 )
 
 # Random other files that zend wants