Update go version

Author: aaronvb

.github/workflows/builds.yml

@@ -19,7 +19,7 @@ jobs:
         name: Set up Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.15
+          go-version: 1.16
       -
         name: Run GoReleaser
         uses: goreleaser/goreleaser-action@v2

.github/workflows/tests.yml

@@ -16,7 +16,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v2
       with:
-        go-version: 1.15
+        go-version: 1.16
 
     - name: Run tests
       run: go test -v ./...