Increase test timeout

Author: snorwin

.github/workflows/test.yaml

@@ -20,7 +20,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Test
-        run: go test ./... -coverprofile cover.out
+        run: go test ./... -coverprofile cover.out -timeout 30m
         env:
           CGO_ENABLED: 0
           GO111MODULE: on