chore #1945: Removed unused function

src/server/db/ioRethink.js

@@ -99,21 +99,6 @@ module.exports = {
 		return null;
 	},
 
-	getFilterFlat: async function ({ table, noDefault, filter }) {
-		const res = await r
-			.table(table)
-			.filter(filter)
-			.run();
-
-		if (res)
-			return res;
-
-		if (!noDefault)
-			return [];
-
-		return null;
-	},
-
 	getAllAsync: async function ({
 		table,
 		key,