Bump eslint-plugin-html from 6.1.1 to 6.1.2 in /ui

Bumps [eslint-plugin-html](https://github.com/BenoitZugmeyer/eslint-plugin-html) from 6.1.1 to 6.1.2.
- [Release notes](https://github.com/BenoitZugmeyer/eslint-plugin-html/releases)
- [Changelog](https://github.com/BenoitZugmeyer/eslint-plugin-html/blob/master/CHANGELOG.md)
- [Commits](BenoitZugmeyer/eslint-plugin-html@v6.1.1...v6.1.2)

Signed-off-by: dependabot[bot] <support@github.com>

ui/package.json

@@ -40,7 +40,7 @@
     "eslint-config-airbnb": "^18.2.1",
     "eslint-config-prettier": "^6.15.0",
     "eslint-config-wesbos": "^1.0.1",
-    "eslint-plugin-html": "^6.1.1",
+    "eslint-plugin-html": "^6.1.2",
     "eslint-plugin-import": "^2.22.1",
     "eslint-plugin-jsx-a11y": "^6.4.1",
     "eslint-plugin-prettier": "^3.3.1",