fix: remove caltrans district from transit data quality issues table

This column is not included in the SQL and should be looked up via a bridge table anyways

warehouse/models/mart/transit_database/_mart_transit_database.yml

@@ -892,7 +892,6 @@ models:
       - name: qc__num_issue_types
       - name: qc_checks
       - name: waiting_on_someone_other_than_transit_data_quality_
-      - name: caltrans_district__from_operating_county_geographies___from_services_
       - name: is_open
       - name: last_update
       - name: last_update_month