Update dependency @aarongoldenthal/pa11y to ^8.5.4 (#87)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -24,7 +24,7 @@
     "node": ">=18"
   },
   "dependencies": {
-    "@aarongoldenthal/pa11y": "^8.5.3",
+    "@aarongoldenthal/pa11y": "^8.5.4",
     "async": "^3.2.6",
     "cheerio": "^1.0.0",
     "commander": "^13.1.0",