main: Update azure/setup-helm action to v4.3.0 (#1021)

Author: renovate-bot

.github/workflows/helm.yml

@@ -50,7 +50,7 @@ jobs:
           distribution: 'temurin'
 
       - name: Set up Helm
-        uses: azure/setup-helm@v4.2.0
+        uses: azure/setup-helm@b9e51907a09c216f16ebe8536097933489208112 # v4.3.0
         with:
           version: 'v3.16.0'