Merge topic 'update-expat'

338240fd21 Merge branch 'upstream-expat' into update-expat
8e0070b905 expat 2022-01-30 (81b89678)
f06a4c2406 expat: Update script to get Expat 2.4.4

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: buildbot <buildbot@kitware.com>
Merge-request: !6933