Use a more consistent salt for the mautrix-linkedin database password

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

group_vars/matrix_servers

@@ -2375,7 +2375,7 @@ matrix_bridge_mautrix_linkedin_exposure_path_prefix: "{{ matrix_bridges_exposure
 # Postgres is the default, except if not using internal Postgres server
 matrix_bridge_mautrix_linkedin_database_engine: "{{ 'postgres' if postgres_enabled else 'sqlite' }}"
 matrix_bridge_mautrix_linkedin_database_hostname: "{{ postgres_connection_hostname if postgres_enabled else '' }}"
-matrix_bridge_mautrix_linkedin_database_password: "{{ (matrix_homeserver_generic_secret_key + ':maulinkedingo.db') | hash('sha512') | to_uuid }}"
+matrix_bridge_mautrix_linkedin_database_password: "{{ (matrix_homeserver_generic_secret_key + ':mau.linkedin.db') | hash('sha512') | to_uuid }}"
 
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