Fix wrong dependency location in build action

Analog to the GoReleaser config, change to `github.com/kevinburke/go-bindata`.

.github/workflows/build.yml

@@ -23,7 +23,7 @@ jobs:
     - name: Get dependencies
       run: |
         go mod download
-        go get -u github.com/jteeuwen/go-bindata/...
+        go get -u github.com/kevinburke/go-bindata/...
         make internal/img/font-hack.go
 
     - name: Build