Merge branch 'feature/update_expat_v4.1' into 'release/v4.1'

expat: Update library from 2.2.9 to 2.4.1(backport v4.1)

See merge request espressif/esp-idf!15069
This commit is contained in:
Mahavir Jain
2021-09-06 04:01:29 +00:00