Fix safe_tuple

Author: Maria-12648430

lib/common_test/src/ct_property_test_proper_ext.erl

@@ -39,7 +39,7 @@ safe_map() ->
 
 -spec safe_tuple() -> proper_types:type().
 safe_tuple() ->
-    proper_types:tuple(safe_any()).
+    proper_types:loose_tuple(safe_any()).
 
 
 -spec safe_atom() -> proper_types:type().