commit fe83b48

Reverted previous patch.

This check needs more granularity; Mastodon sends Create + Note posts
not from the actor, relays sends announces, etc.

 1@@ -2695,13 +2695,6 @@ int process_input_message(snac *snac, const xs_dict *msg, const xs_dict *req)
 2         return -1;
 3     }
 4 
 5-    if (strcmp(actor, key_id) != 0) {
 6-        srv_log(xs_fmt("mismatched actor '%s' and key '%s'", actor, key_id));
 7-
 8-        srv_archive_error("mismatched_actor_and_key", "bad keyId", req, msg);
 9-        return -1;
10-    }
11-
12     /* if no user is set, no further checks can be done; propagate */
13     if (snac == NULL)
14         return 2;