Bump actions/setup-go from 2.1.5 to 2.2.0 (vmware-tanzu#211)

Bumps [actions/setup-go](https://github.com/actions/setup-go) from 2.1.5 to 2.2.0.
- [Release notes](https://github.com/actions/setup-go/releases)
- [Commits](actions/setup-go@v2.1.5...v2.2.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

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

Author: dependabot[bot]

.github/workflows/ci.yaml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/[email protected]
-    - uses: actions/setup-go@v2.1.5
+    - uses: actions/setup-go@v2.2.0
       with:
         go-version: 1.15.x
     - name: Test
@@ -35,7 +35,7 @@ jobs:
       BUNDLE: registry.local:5000/service-bindings/bundle
     steps:
     - uses: actions/[email protected]
-    - uses: actions/setup-go@v2.1.5
+    - uses: actions/setup-go@v2.2.0
       with:
         go-version: 1.15.x
     - uses: vmware-tanzu/carvel-setup-action@v1