fix: Fixed name generation for GH branches used by AVM features table gen (#2420)

Co-authored-by: cae-pr-creator[bot] <126156663+cae-pr-creator[bot]@users.noreply.github.com>

Author: AlexanderSehr

.github/workflows/platform.updateModuleRegistryTables.yml

@@ -8,7 +8,7 @@ on:
 env:
   pipelinePrincipalGitUserName: "AVMPipelinePrincipal"
   pipelinePrincipalGitUserEmail: "AVM@noreply.github.com"
-  branch_name: "update-module-features-table_${{ github.event.repository.updated_at}}"
+  branch_name: "update-module-features-table"
   pr_title: "Update module features table (automated)"
   pr_body: "This is an automated ``pull_request`` containing updates to the module status badges table that is stored at ``docs/content/indexes/bicep/_index.md``, as well as the module features CSV stored at ``docs/static/module-features/bicepFeatures.csv``.\nPlease review the ``files changed`` tab to review changes."
 
@@ -46,6 +46,14 @@ jobs:
           git config --global user.name '${{ env.pipelinePrincipalGitUserEmail }}'
           git config --global user.email '${{ env.pipelinePrincipalGitUserName }}'
 
+      - name: Format branch name
+        shell: pwsh
+        run: |
+          $rawBranch = '${{ env.branch_name }}'
+          $formattedBranch = "{0}_{1}" -f $rawBranch, (Get-Date).ToString('yyyy-MM-dd-HH-mm-ss')
+          Write-Verbose "Adjusting branch name [$rawBranch] to [$formattedBranch]" -Verbose
+          ('{0}={1}' -f 'branch_name', $formattedBranch) | Out-File -FilePath $env:GITHUB_ENV -Encoding 'utf8' # Overwrite env variable
+
       - name: Create and checkout branch
         run: |
           BRANCH_URL="repos/${{ github.repository }}/branches"