Bump grafana/k6-action from 0.2.0 to 0.3.1

Bumps [grafana/k6-action](https://github.com/grafana/k6-action) from 0.2.0 to 0.3.1.
- [Release notes](https://github.com/grafana/k6-action/releases)
- [Commits](grafana/k6-action@v0.2.0...v0.3.1)

---
updated-dependencies:
- dependency-name: grafana/k6-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/terraform-deploy-eks-reusable.yml

@@ -122,7 +122,7 @@ jobs:
     - name: Writing kubeconfig for eks cluster
       run: $(terraform output -raw configure_kubectl)
     - name: Run local k6 test
-      uses: grafana/k6-action@v0.2.0
+      uses: grafana/k6-action@v0.3.1
       with:
         filename: ./tests/${{ inputs.load-test-file }}
     - name: Get Cluster Info