fix: try ignoring the particular error that seems to be caused by the newest version of vuepress

Author: katelynsills

.github/workflows/test-build.yml

@@ -24,4 +24,6 @@ jobs:
       uses: Cyb3r-Jak3/html5validator-action@master
       with:
         root: main/.vuepress/dist
+        extra:
+          - ignore_re: r'\ADuplicate ID "outbound-link-title".*'