build(deps): bump actions/setup-go from 2 to 5 (#30)

Bumps [actions/setup-go](https://github.com/actions/setup-go) from 2 to 5.
- [Release notes](https://github.com/actions/setup-go/releases)
- [Commits](actions/setup-go@v2...v5)

---
updated-dependencies:
- dependency-name: actions/setup-go
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/ci.yml

@@ -58,7 +58,7 @@ jobs:
 
       - name: Setup Go environment
         if: steps.check-for-backend.outputs.has-backend == 'true'
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v5
         with:
           go-version: "1.15"
 

.github/workflows/release.yml

@@ -18,7 +18,7 @@ jobs:
           node-version: "14.x"
 
       - name: Setup Go environment
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v5
         with:
           go-version: "1.15"