Change timeout length for tasks

[mialondon]

As reported on this forum post https://community.libcrowds.com/d/44-your-requests-for-help-questions-about-the-project/21

'Once when a page was open for a little while (it's easy to get distracted with googling to find out more), it wouldn't save, and a "Request failed with status code 403" appeared, perhaps timed out. '

Although there's also a chance it was a random coincidence.