Another fix to the DIY docs labeling workflow (#54805)

Author: jc-clark

.github/workflows/first-responder-v2-prs-collect.yml

@@ -71,7 +71,7 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
-          ISSUE_NUMS=$(echo "${{ github.event.pull_request.body }}" | grep -oE '#[0-9]+' | tr -d '#')
+          ISSUE_NUMS=$(echo "${{ github.event.pull_request.body }}" | grep -oE '(https://github.com/github/docs-content/issues/[0-9]+|#[0-9]+)' | grep -oE '[0-9]+')
           for ISSUE_NUM in $ISSUE_NUMS; do
             LABELS=$(gh issue view $ISSUE_NUM --repo github/docs-content --json labels --jq '.labels[].name')
             if echo "$LABELS" | grep -q 'DIY docs'; then