Remove gma lookup work around

Table now has an "open" column

functions/api/mod-queue/list.ts

@@ -56,10 +56,10 @@ export async function onRequestGet(context: RequestContext) {
     await context.env.D1.prepare(
       `SELECT id
        FROM ${table}
-       WHERE created_at < ? ${entryType === "gma" ? "" : "AND open = ?"}
+       WHERE created_at < ? AND open = ?
        ORDER BY created_at DESC LIMIT 25;`,
     )
-      .bind(before, entryType === "gma" ? undefined : Number(!showClosed))
+      .bind(before, Number(!showClosed))
       .all();
 
   if (results)