update go workflow again

I threw the go's dep earlier in the workflow even though installation is already stated. we'll see how this goes

.github/workflows/go.yml

@@ -19,6 +19,9 @@ jobs:
     - name: Setup GOPATH
       run: mkdir -p /home/runner/go/bin
       
+    - name: Install Go's dep dependency manager
+      run: curl https://raw.githubusercontent.com/golang/dep/master/install.sh | sh
+
     - name: Check out code into the Go module directory
       uses: actions/checkout@v1