chore(deps): update @sentry/browser requirement in /src

Updates the requirements on [@sentry/browser](https://github.com/getsentry/sentry-javascript) to permit the latest version.
- [Release notes](https://github.com/getsentry/sentry-javascript/releases)
- [Changelog](https://github.com/getsentry/sentry-javascript/blob/develop/CHANGELOG.md)
- [Commits](getsentry/sentry-javascript@8.15.0...8.21.0)

---
updated-dependencies:
- dependency-name: "@sentry/browser"
  dependency-type: direct:production
...

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

src/package.json

@@ -19,7 +19,7 @@
         "@mui/system": "^5.16.0",
         "@mui/x-date-pickers": "^7.9.0",
         "dayjs": "^1.11.12",
-        "@sentry/browser": "^8.15.0",
+        "@sentry/browser": "^8.21.0",
         "eslint": "^8.57.0",
         "eslint-config-airbnb": "^19.0.4",
         "eslint-plugin-eqeqeq-fix": "^1.0.3",