Update API JID for search.jabber.network integration

The JID has been changed recently and this needs to be reflected.
The old JID was available for a certain transition period, but
that period ended a few weeks back because of a necessary
architectural change which decoupled the two domains.

Signed-off-by: lovetox <philipp@hoerist.com>

gajim/common/config.py

@@ -229,7 +229,7 @@ class Config:
         'show_chatstate_in_banner': [opt_bool, True, _('Shows a text in the banner that describes the current chat state of the contact.')],
         'send_chatstate_default': [opt_str, 'composing_only', _('Chat state notifications that are sent to contacts. Possible values: all, composing_only, disabled')],
         'send_chatstate_muc_default': [opt_str, 'composing_only', _('Chat state notifications that are sent to the group chat. Possible values: \'all\', \'composing_only\', \'disabled\'')],
-        'muclumbus_api_jid': [opt_str, 'rodrigo.de.mucobedo@dreckshal.de'],
+        'muclumbus_api_jid': [opt_str, 'api@search.jabber.network'],
         'muclumbus_api_http_uri': [opt_str, 'https://search.jabber.network/api/1.0/search'],
         'muclumbus_api_pref': [opt_str, 'http', _('API Preferences. Possible values: \'http\', \'iq\'')],
         'command_system_execute': [opt_bool, False, _('If enabled, Gajim will execute commands (/show, /sh, /execute, /exec).')],

gajim/common/setting_values.py

@@ -169,7 +169,7 @@ class _ACCOUNT_DEFAULT:
     'show_chatstate_in_roster': True,
     'show_chatstate_in_tabs': True,
     'show_chatstate_in_banner': True,
-    'muclumbus_api_jid': 'rodrigo.de.mucobedo@dreckshal.de',
+    'muclumbus_api_jid': 'api@search.jabber.network',
     'muclumbus_api_http_uri': 'https://search.jabber.network/api/1.0/search',
     'muclumbus_api_pref': 'http',
     'command_system_execute': False,