Fix error: Cannot execute SQL 'SELECT proacl::text FROM pg_catalog.pg… (#783)

* Fix error: Cannot execute SQL 'SELECT proacl::text FROM pg_catalog.pg_proc WHERE proname = ANY (%s) ORDER BY proname, proargtypes': syntax error at or near "%"

* Fix error: Cannot execute SQL 'SELECT proacl::text FROM pg_catalog.pg_proc WHERE proname = ANY (%s) ORDER BY proname, proargtypes': syntax error at or near "%"

* Update changelogs/fragments/783-fix-postgresql-privs-not-specified-schema.yml

Co-authored-by: Andrew Klychkov <aaklychkov@mail.ru>

---------

Co-authored-by: Andrew Klychkov <aaklychkov@mail.ru>

Author: glushkovds

changelogs/fragments/783-fix-postgresql-privs-not-specified-schema.yml

@@ -0,0 +1,2 @@
+bugfixes:
+  - postgresql_privs -  fix the error occurring when trying to grant a function execution and set the schema to not-specified (https://github.com/ansible-collections/community.postgresql/pull/783).

plugins/modules/postgresql_privs.py

@@ -658,7 +658,7 @@ def get_function_acls(self, schema, function_signatures):
         else:
             query = ("SELECT proacl::text FROM pg_catalog.pg_proc WHERE proname = ANY (%s) "
                      "ORDER BY proname, proargtypes")
-            self.execute(query)
+            self.execute(query, (funcnames))
         return [t["proacl"] for t in self.cursor.fetchall()]
 
     def get_schema_acls(self, schemas):