modules: readme files regenerated - registrar ... [skip ci]

src/modules/registrar/README

@@ -1152,7 +1152,7 @@ xinfo("first contact record - socket: $xavp(cul>socket)\n");
 4.6.  registered(domain [, uri [, match_option [, match_action]]])
 
    The function returns true if the AOR in the URI is registered, false
-   otherwise. The function does not modify the message being process, it
+   otherwise. The function does not modify the message being processed, it
    neither rewrites the Request-URI if a contact is found nor append
    branches. If uri parameter is not provided, then it considered to be
    the Request-URI for SIP requests and To-URI for SIP replies.