Bump vis-timeline from 7.7.2 to 7.7.3

Bumps [vis-timeline](https://github.com/visjs/vis-timeline) from 7.7.2 to 7.7.3.
- [Release notes](https://github.com/visjs/vis-timeline/releases)
- [Changelog](https://github.com/visjs/vis-timeline/blob/master/HISTORY.md)
- [Commits](https://github.com/visjs/vis-timeline/compare/v7.7.2...v7.7.3)

---
updated-dependencies:
- dependency-name: vis-timeline
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

package.json

@@ -47,7 +47,7 @@
     "underscore": "^1.13.6",
     "uuid": "^9.0.1",
     "vis-data": "^7.1.7",
-    "vis-timeline": "^7.7.2",
+    "vis-timeline": "^7.7.3",
     "vis-util": "^5.0.5",
     "webpack": "^5.89.0",
     "webpack-assets-manifest": "^5.1.0",