chore(ci): remove helm pin in setup-helm action

Using the stable version (default) should be better approach for the testing.

Author: nijel

.github/workflows/helm-test.yaml

@@ -20,9 +20,6 @@ jobs:
         persist-credentials: false
     - name: Set up Helm
       uses: azure/setup-helm@b9e51907a09c216f16ebe8536097933489208112 # v4.3.0
-      with:
-        # renovate: datasource=github-releases depName=helm/helm
-        version: v3.17.3
 
     - uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
       with:
@@ -49,9 +46,6 @@ jobs:
         persist-credentials: false
     - name: Set up Helm
       uses: azure/setup-helm@b9e51907a09c216f16ebe8536097933489208112 # v4.3.0
-      with:
-        # renovate: datasource=github-releases depName=helm/helm
-        version: v3.17.3
 
     - uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
       with: