Update version in the example workflow (#72)

Signed-off-by: Tomasz Prus <tomasz.prus@gmail.com>

Signed-off-by: Tomasz Prus <tomasz.prus@gmail.com>

Author: tomplus

README.md

@@ -38,7 +38,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Create k8s Kind Cluster
-        uses: helm/kind-action@v1.3.0
+        uses: helm/kind-action@v1.4.0
 ```
 
 This uses [@helm/kind-action](https://www.github.com/helm/kind-action) GitHub Action to spin up a [kind](https://kind.sigs.k8s.io/) Kubernetes cluster on every Pull Request.