fix helm GHCR build issue

- OCI repos like GHCR doesn't seem to take Uppercase well, so
ShubhamTiwary914 -> shubhamtiwary914, just that!

Author: ShubhamTiwary914

.github/workflows/helm-verne-chart-release.yaml

@@ -27,10 +27,10 @@ jobs:
         run: echo $GITHUB_TOKEN | helm registry login ghcr.io -u ShubhamTiwary914 --password-stdin
 
       - name: Package Helm chart
-        run: helm package helm/verne --destination ./helm/release
+        run: helm package helm/verne --destination $RUNNER_TEMP 
 
       - name: Push Helm chart to GHCR
-        run: helm push ./helm/release/verne-*.tgz oci://ghcr.io/ShubhamTiwary914
+        run: helm push  $RUNNER_TEMP/verne-*.tgz oci://ghcr.io/shubhamtiwary914/logcore/helm-charts
 
       - name: Upload chart artifact (optional)
         uses: actions/upload-artifact@v4