feat(tournament): add number of tables feature and update related logic

- Introduced a new field `numberOfTables` in the Tournament model to track the number of tables for tournaments.
- Updated the tournament update logic to include `numberOfTables` when modifying tournament details.
- Added a new endpoint to set the table number for matches, enhancing match management.
- Updated frontend components to support the new `numberOfTables` feature, including input fields and table distribution logic.
- Enhanced internationalization with new translation keys for table-related features.

backend/migrations/20260130_add_number_of_tables_and_table_number.sql

@@ -0,0 +1,9 @@
+-- Anzahl der Tische im Turnier
+ALTER TABLE tournament
+ADD COLUMN number_of_tables INT NULL DEFAULT NULL
+COMMENT 'Anzahl der Tische, auf denen gespielt wird';
+
+-- Tischnummer pro Match
+ALTER TABLE tournament_match
+ADD COLUMN table_number INT NULL DEFAULT NULL
+COMMENT 'Tischnummer, an der das Match stattfindet';