Fix: workflow

Author: aopoltorzhicky

.github/workflows/test.yml

@@ -18,7 +18,7 @@ jobs:
       - name: install Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.15.x
+          go-version: 1.16.x
       - name: checkout code
         uses: actions/checkout@v2
       - uses: actions/cache@v2