Make lujeni only maintainter of mongodb_user (#26789)

.github/BOTMETA.yml

@@ -329,7 +329,7 @@ files:
   $modules/database/misc/redis.py: slok
   $modules/database/misc/riak.py: drewkerrigan jsmartin
   $modules/database/mongodb/mongodb_parameter.py: nerzhul
-  $modules/database/mongodb/mongodb_user.py: elliotttf lujeni
+  $modules/database/mongodb/mongodb_user.py: lujeni
   $modules/database/mssql/mssql_db.py: Jmainguy vedit
   $modules/database/mysql/mysql_db.py: $team_ansible
   $modules/database/mysql/mysql_replication.py: banyek

lib/ansible/modules/database/mongodb/mongodb_user.py

@@ -120,7 +120,9 @@ notes:
     - Requires the pymongo Python package on the remote host, version 2.4.2+. This
       can be installed using pip or the OS package manager. @see http://api.mongodb.org/python/current/installation.html
 requirements: [ "pymongo" ]
-author: "Elliott Foster (@elliotttf)"
+author:
+    - "Elliott Foster (@elliotttf)"
+    - "Julien Thebault (@lujeni)"
 '''
 
 EXAMPLES = '''