[MAINT]: Update to go-github v77 w/o projects

[nickfloyd]

Fixed by: #2891

Describe the need

⚠️ This is a significant breaking change around the projects API.

The v77 release has the following breaking changes:

feat!: Remove Project (classic) support (google/go-github#3380)
BREAKING CHANGE: All support for "Project (classic)" is removed and Project responses are replaced by ProjectV2 (renamed from ProjectsV2).
fix!: Remove unused Stats field from Commit struct (google/go-github#3395)
BREAKING CHANGE: The unused Stats field is removed from the Commit struct.

SDK Version

No response

API Version

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Relevant log output

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