Update az login on LRT to run always (#7496)

# Description

Minor update to azure cli login in LRT:
#7491

Adding this step to run always in case previous steps fail 

## Type of change

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#7490 .

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Fixes: #issue_number

Signed-off-by: sk593 <shruthikumar@microsoft.com>

.github/workflows/long-running-azure.yaml

@@ -486,6 +486,7 @@ jobs:
         run: |
           echo ":x: functional test failed." >> $GITHUB_STEP_SUMMARY
       - name: Login to Azure
+        if: always()
         uses: azure/login@v2
         with:
           client-id: ${{ secrets.AZURE_SP_TESTS_APPID }}