chore(main): release 1.43.0 (googleapis#1498)

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chore(main): release 1.42.0 (googleapis#1472)

* chore(main): release 1.42.0

* Update CHANGELOG.md

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Co-authored-by: Qiao Wang <159568575+qiaodev@users.noreply.github.com>

chore(main): release 1.41.0 (googleapis#1462)

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>
Co-authored-by: Qiao Wang <159568575+qiaodev@users.noreply.github.com>

chore(main): release 1.40.0 (googleapis#1445)

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chore(main): release 1.39.1 (googleapis#1433)

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chore(main): release 1.39.0 (googleapis#1392)

* chore(main): release 1.39.0

* Update CHANGELOG.md

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Co-authored-by: Matthew Tang <tangmatthew@google.com>

chore(main): release 1.38.0 (googleapis#1383)

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chore(main): release 1.37.0 (googleapis#1370)

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chore(main): release 1.36.0 (googleapis#1354)

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chore(main): release 1.35.0 (googleapis#1352)

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