Fix Asana integration

Asana deprecated support for integer task IDs and moved to string IDs: https://forum.asana.com/t/asana-is-moving-to-string-ids-updated-with-revised-timeline/29340

We need to update the ruby-asana gem and modify the regexp to match strings. Users attempting to use the current implementation would see:

task: Not a Long:

Closes #38083 (closed)