Bump plotly.js from 2.27.1 to 2.29.0

Bumps [plotly.js](https://github.com/plotly/plotly.js) from 2.27.1 to 2.29.0.
- [Release notes](https://github.com/plotly/plotly.js/releases)
- [Changelog](https://github.com/plotly/plotly.js/blob/master/CHANGELOG.md)
- [Commits](plotly/plotly.js@v2.27.1...v2.29.0)

---
updated-dependencies:
- dependency-name: plotly.js
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -7,7 +7,7 @@
     "@mozilla/glean": "^4.0.0",
     "firebase": "^9.12.1",
     "moment": "^2.30.1",
-    "plotly.js": "^2.27.1",
+    "plotly.js": "^2.29.0",
     "react": "^17.0.0",
     "react-dom": "^17.0.0",
     "react-firebaseui": "^6.0.0",