devel/papi: update to 7.2.0, un-expire
Most patches are from the PR, minor changes from me:
- update to final 7.2.0 version
- update MASTER_SITES and WWW
- shebang for python:env
PR: 284575
Approved by: maintainer timeout (never replied)
MFH: 2026Q3
(cherry picked from commit bd51446d7985fcd1d35239dece909365689e2244)