move dependency validation to before tag repository

Author: scbedd

eng/pipelines/templates/stages/archetype-python-release.yml

@@ -62,6 +62,13 @@ stages:
                   python -m pip install "./tools/azure-sdk-tools"
                 displayName: Install tool dependencies
 
+              - task: PythonScript@0
+                displayName: Verify Dependency Presence
+                condition: and(succeeded(), ne(variables['Skip.VerifyDependencies'], 'true'))
+                inputs:
+                  scriptPath: 'scripts/devops_tasks/verify_dependencies_present.py'
+                  arguments: '--package-name ${{ artifact.name }} --service ${{ parameters.ServiceDirectory }}'
+
               - task: PythonScript@0
                 displayName: Verify CI enabled
                 condition: succeeded()