docs(trg5.09): enhanced example with customizable helm version

Author: hzierer

docs/release/trg-5/trg-5-09.md

@@ -2,13 +2,13 @@
 title: TRG 5.09 - Helm test
 ---
 
-| Status     | Created     | Post-History       |
-|------------|-------------|--------------------|
-| Update     | 04-Dec-2023 | Update example     |
-| Update     | 10-Nov-2023 | Bump kind version  |
-| Active     | 10-Nov-2023 |                    |
-| Prerelease | 7-Mar-2023  | Moved out of draft |
-| Draft      | 23-Feb-2023 | Draft release      |
+| Status     | Created     | Post-History                                    |
+|------------|-------------|-------------------------------------------------|
+| Update     | 05-Dec-2023 | Updated example, with customizable helm version |
+| Update     | 10-Nov-2023 | Bump kind version                               |
+| Active     | 10-Nov-2023 |                                                 |
+| Prerelease | 7-Mar-2023  | Moved out of draft                              |
+| Draft      | 23-Feb-2023 | Draft release                                   |
 
 ## Why
 
@@ -70,6 +70,11 @@ on:
           default: 'x.x.x'
           required: false
           type: string
+        helm_version:
+          description: 'helm version to test (default = latest)'
+          default: 'latest'
+          required: false
+          type: string
 
 jobs:
     lint-test:
@@ -97,6 +102,8 @@ jobs:
 
             - name: Set up Helm
               uses: azure/setup-helm@v3
+              with:
+                version: ${{ github.event.inputs.helm_version || 'latest' }}
 
             - uses: actions/setup-python@v4
               with: