swith to using Helm Chart for snapshot action

Signed-off-by: Vivek Vishal <vishalvivek488@gmail.com>

Author: Vivek Vishal

.github/workflows/kanvas.yml

@@ -42,5 +42,5 @@ jobs:
           githubToken: ${{ secrets.GITHUB_TOKEN }} # github's personal access token example: "ghp_...."
           mesheryToken: ${{ secrets.MESHERY_TOKEN }} # Meshery Cloud Authentication token, signin to meshery-cloud to get one, example: ey.....
           prNumber: ${{ env.PULL_NO }} # auto-filled from the above step
-          application_type: Kubernetes Manifest # your application type, could be any of three: "Kubernetes Manifest", "Docker Compose", "Helm Chart"
-          filePath: ${{ inputs.fileName == '' && 'install/deployment_yamls/k8s' || inputs.fileName }} # relative file-path from the root directory in the github-runner env, you might require to checkout the repository as described in step 2
+          application_type: Helm Chart # your application type, could be any of three: "Kubernetes Manifest", "Docker Compose", "Helm Chart"
+          application_url: 'https://meshery.github.io/meshery.io/charts/meshery-v0.8.50.tgz'