Bump allenevans/set-env from 3.0.0 to 4.0.0 (#929)

Bumps [allenevans/set-env](https://github.com/allenevans/set-env) from 3.0.0 to 4.0.0.
- [Release notes](https://github.com/allenevans/set-env/releases)
- [Changelog](https://github.com/allenevans/set-env/blob/master/CHANGELOG.md)
- [Commits](allenevans/set-env@0f33060...7ccfd08)

---
updated-dependencies:
- dependency-name: allenevans/set-env
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/pgkbuild.yml

@@ -20,7 +20,7 @@ jobs:
  run: brew install --cask packages
 
  - name: Setup environment variables
- uses: allenevans/set-env@0f3306034af0ea21dd28983b6e7c1614ee317739 # v3.0.0
+ uses: allenevans/set-env@7ccfd08576e7096fe3b98928bd0320d2b9a65728 # v4.0.0
  with:
  MAJOR_VERSION: 17
  FULL_VERSION: 17.0.3_7