6.4.8

[#251860]: Fix 2FA setup for users after sign-in when enforcement is in place
[#251739]: Fix increasing idle database connections from the background queue workers
[#251159]: Update frontend libraries (jquery, jquer-ui) for security
[#251158]: Fix uploading directory structures in file manager into subfolders
[#250873]: Improve file selection and file type filtering for CargoLink upload links
[#250765]: Improve automatic database reconnections in the background queue workers
[#250404]: Fix quota editing for users with multiple roles