Merge pull request #21427 from overleaf/jpa-populate-db-on-import

[web] populate db with collections on import, ahead of waitForDb() call

GitOrigin-RevId: 7eb4cd61c2052187acd9947d7060f54d9822d314

services/web/scripts/stress_test.mjs

@@ -432,7 +432,7 @@ async function run() {
 }
 
 try {
-  await Promise.all([mongodb.waitForDb(), mongoose.connectionPromise])
+  await Promise.all([mongodb.connectionPromise, mongoose.connectionPromise])
   await run()
   log('Completed')
   process.exit(0)