chore(deps): update azure/setup-helm action to v4 (#28)

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/test.yaml

@@ -47,7 +47,7 @@ jobs:
           fetch-depth: 0
 
       - name: Set up Helm
-        uses: azure/setup-helm@5119fcb9089d432beecbf79bb2c7915207344b78 # v3
+        uses: azure/setup-helm@29960d0f5f19214b88e1d9ba750a9914ab0f1a2f # v4
         with:
           version: v3.11.2