chore(deps): update actions/checkout action to v3 (#1392) (#1217)
chore(deps): update actions/checkout action to v3 (#1392) (#1217)

Co-authored-by: Jeffrey Rennie <fafd7683bacfe7b2a9e6efe49c100265dc8f7035@google.com>
Source-Link: https://github.com/googleapis/synthtool/commit/9368bc795a376954920c374406e92efb0e3d0ac4
Post-Processor: c86da0eb35ae387347c523a1f7f5f619652373a7@sha256:f74e740638e66be7ced1540626217dbb72980eb73885b2339a70592f38c9ff2c
googleapis/gax-nodejs,googleapis/gax-nodejs,googleapis/gax-nodejs