devel/avalon-framework: Update MASTER_SITES, deprecate and set expiration date to 2022-03-31

Use a direct URL to Apache's release archive site as it's not mirrored
by upstream mirror sites
Abandoned by upstream in 2010

References:
https://avalon.apache.org/closed.html
http://excalibur.apache.org/

Approved by: makc (port maintainer), arrowd (mentor)
Differential Revision: https://reviews.freebsd.org/D32415