build: use go install for go-bindata

Author: lizardruss

.github/workflows/release.yaml

@@ -66,6 +66,10 @@ jobs:
         run: |
           RELEASE_VERSION=$(echo $GITHUB_REF | sed -nE 's!refs/tags/!!p')
           echo "::set-output name=release_version::$RELEASE_VERSION"
+      - name: install-go-bindata
+        run: go install github.com/go-bindata/go-bindata/go-bindata@latest
+        env:
+          GOPATH: /Users/runner/work/devspace/go
       - name: Check out code into the Go module directory
         uses: actions/checkout@v1
       - name: Download ui tar