Merge release v22.08

Update CHANGELOG for 22.05b release

(Internal change: 2237514)

Update CHANGELOG.md for 22.05a patch release

(Internal change: 2230317)
(Internal change: 2230746)

Merge release v22.05

Merge release v22.03

Merge release v21.11

Merge release v21.08

Merge release v21.05

Merge release v21.02

Merge release v20.11