build(deps): bump actions/setup-go from 3.5.0 to 4.0.0 (#386)

Bumps [actions/setup-go](https://github.com/actions/setup-go) from 3.5.0 to 4.0.0.
- [Release notes](https://github.com/actions/setup-go/releases)
- [Commits](actions/setup-go@6edd440...4d34df0)

---
updated-dependencies:
- dependency-name: actions/setup-go
  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>

Author: dependabot[bot]

.github/workflows/conformance.yml

@@ -26,7 +26,7 @@ jobs:
           os:ubuntu-latest
 
     - name: Setup Go
-      uses: actions/setup-go@6edd4406fa81c3da01a34fa6f6343087c207a568
+      uses: actions/setup-go@4d34df0c2316fe8122ab82dc22947d607c0c91f9
       with:
         go-version: '^1.16'