fix(deps): update dependency @cucumber/html-formatter to v21.9.0 (#2511)

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

Author: renovate[bot]

package-lock.json

@@ -221,7 +221,7 @@
     "@cucumber/gherkin": "30.0.4",
     "@cucumber/gherkin-streams": "5.0.1",
     "@cucumber/gherkin-utils": "9.2.0",
-    "@cucumber/html-formatter": "21.8.0",
+    "@cucumber/html-formatter": "21.9.0",
     "@cucumber/junit-xml-formatter": "0.7.1",
     "@cucumber/message-streams": "4.0.1",
     "@cucumber/messages": "27.2.0",