lib: Add flags to tst_get_supported_fs_types()

Now we can ask the library to filter-out FUSE backed fs types.

Signed-off-by: Cyril Hrubis <chrubis@suse.cz>
Acked-by: Amir Goldstein <amir73il@gmail.com>
Acked-by: Sumit Garg <sumit.garg@linaro.org>
diff --git a/lib/tst_test.c b/lib/tst_test.c
index c08da6a..245e287 100644
--- a/lib/tst_test.c
+++ b/lib/tst_test.c
@@ -1151,7 +1151,7 @@
 {
 	int ret = 0;
 	unsigned int i;
-	const char *const *filesystems = tst_get_supported_fs_types();
+	const char *const *filesystems = tst_get_supported_fs_types(tst_test->dev_fs_flags);
 
 	if (!filesystems[0])
 		tst_brk(TCONF, "There are no supported filesystems");