Use ejabberd_config:get_option/2 instead of ejabberd_config:get_local_option/2

Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>

src/ejabberd_auth_external.erl

@@ -315,7 +315,7 @@ get_mod_last_configured(Server) ->
     end.
 
 is_configured(Host, Module) ->
-    Os = ejabberd_config:get_local_option({modules, Host},
+    Os = ejabberd_config:get_option({modules, Host},
 					  fun(M) when is_list(M) -> M end),
     lists:keymember(Module, 1, Os).
 

src/ejabberd_auth_riak.erl

@@ -270,7 +270,7 @@ remove_user(User, Server, Password) ->
 
 is_scrammed() ->
     scram ==
-      ejabberd_config:get_local_option({auth_password_format, ?MYNAME},
+      ejabberd_config:get_option({auth_password_format, ?MYNAME},
                                        fun(V) -> V end).
 
 password_to_scram(Password) ->