Bump actions/setup-go from v1 to v2.1.3

Bumps [actions/setup-go](https://github.com/actions/setup-go) from v1 to v2.1.3.
- [Release notes](https://github.com/actions/setup-go/releases)
- [Commits](actions/setup-go@v1...37335c7)

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/go.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ${{ matrix.platform }}
     steps:
       - name: Setup Go
-        uses: actions/setup-go@v1
+        uses: actions/setup-go@v2.1.3
         with:
           go-version: ${{ matrix.go-version }}