[ci] Fix permission issue on docker-ptf /var/run/sshd (sonic-net#20346)

Why I did it
Fix permission issue on docker-ptf /var/run/sshd.
sonic-net/sonic-mgmt#13545

Work item tracking
Microsoft ADO (number only): 29632874
How I did it
How to verify it
Check docker-ptf in this build. https://dev.azure.com/mssonic/build/_build/results?buildId=653508&view=results

Author: liushilongbuaa

.azure-pipelines/azure-pipelines-image-template.yml

@@ -42,6 +42,10 @@ jobs:
         fetchDepth: 0
         condition: and(succeeded(), eq(variables.SKIP_CHECKOUT, ''))
         displayName: 'Checkout code'
+      - script: |
+          set -x
+          sudo setfacl -R -b $(Agent.BuildDirectory)
+        displayName: 'setfacl'
       - script: |
           BRANCH_NAME=$(Build.SourceBranchName)
           [ -n "$SYSTEM_PULLREQUEST_PULLREQUESTID" ] && BRANCH_NAME="$SYSTEM_PULLREQUEST_TARGETBRANCH-$SYSTEM_PULLREQUEST_PULLREQUESTNUMBER"