fix: removed incorrect change

Author: arturwojnar

src/packages/emmett-postgresql/src/eventStore/schema/readProcessorCheckpoint.ts

@@ -2,8 +2,6 @@ import { singleOrNull, sql, type SQLExecutor } from '@event-driven-io/dumbo';
 import { defaultTag, subscriptionsTable } from './typing';
 
 type ReadProcessorCheckpointSqlResult = {
-  subscriptionId: string;
-  partitionId: string | null;
   last_processed_position: string;
 };