modules CHANGE move schemas to tests

... because they are not needed anywhere else.
diff --git a/tests/test_fd_comm.c b/tests/test_fd_comm.c
index 59a787b..3265452 100644
--- a/tests/test_fd_comm.c
+++ b/tests/test_fd_comm.c
@@ -495,7 +495,7 @@
     const struct lys_node *node;
 
     /* create ctx */
-    ctx = ly_ctx_new(TESTS_DIR"/../schemas", 0);
+    ctx = ly_ctx_new(TESTS_DIR"/data/modules", 0);
     assert_non_null(ctx);
 
     /* load modules */