merge: check harder for connectibility (!737)

View MR for information: https://activitypub.software/TransFem-org/Sharkey/-/merge_requests/737

Approved-by: Hazelnoot <acomputerdog@gmail.com>
Approved-by: Marie <github@yuugi.dev>

packages/backend/scripts/check_connect.js

@@ -57,4 +57,4 @@ const promises = Array
 		connectToPostgres()
 	]);
 
-await Promise.allSettled(promises);
+await Promise.all(promises);