Bump linkify-string from 3.0.4 to 4.0.0

Bumps [linkify-string](https://github.com/Hypercontext/linkifyjs/tree/HEAD/packages/linkify-string) from 3.0.4 to 4.0.0.
- [Release notes](https://github.com/Hypercontext/linkifyjs/releases)
- [Changelog](https://github.com/Hypercontext/linkifyjs/blob/main/CHANGELOG.md)
- [Commits](https://github.com/Hypercontext/linkifyjs/commits/v4.0.0/packages/linkify-string)

---
updated-dependencies:
- dependency-name: linkify-string
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -54,7 +54,7 @@
  "floating-vue": "^1.0.0-beta.18",
  "focus-trap": "^7.0.0",
  "hammerjs": "^2.0.8",
- "linkify-string": "^3.0.4",
+ "linkify-string": "^4.0.0",
  "md5": "^2.3.0",
  "splitpanes": "^2.4.1",
  "string-length": "^5.0.1",