fix(deps): update dependency @actions/github to v2.2.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@actions/github (source)	2.1.1 -> 2.2.0

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Release Notes

actions/toolkit

### [`v2.2.0`](https://togithub.com/actions/toolkit/blob/HEAD/packages/github/RELEASES.md#​220) - [Support GHES: Use GITHUB_API_URL and GITHUB_GRAPHQL_URL to determine baseUrl](https://togithub.com/actions/toolkit/pull/449)

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