Bump @tiptap/extension-underline from 2.25.0 to 3.1.0

Bumps [@tiptap/extension-underline](https://github.com/ueberdosis/tiptap/tree/HEAD/packages/extension-underline) from 2.25.0 to 3.1.0.
- [Release notes](https://github.com/ueberdosis/tiptap/releases)
- [Changelog](https://github.com/ueberdosis/tiptap/blob/develop/packages/extension-underline/CHANGELOG.md)
- [Commits](https://github.com/ueberdosis/tiptap/commits/v3.1.0/packages/extension-underline)

---
updated-dependencies:
- dependency-name: "@tiptap/extension-underline"
  dependency-version: 3.1.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

packages/ui/vue/widget/text/rich/package.json

@@ -38,7 +38,7 @@
     "vite-plugin-dts": "4.5.4",
     "vue": "^3.5.13",
     "vue-tsc": "^2.2.8",
-    "@tiptap/extension-underline": "^2.11.2",
+    "@tiptap/extension-underline": "^3.1.0",
     "@tiptap/pm": "^2.11.2",
     "@tiptap/starter-kit": "^2.11.2",
     "vite-plugin-libcss": "^1.1.1",