Update @sentry/browser requirement from ^8.20.0 to ^8.21.0 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@8.20.0...8.21.0)

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

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

src/package.json

@@ -13,7 +13,7 @@
         "@devbookhq/splitter": "^1.4.2",
         "@mui/material": "^5.16.5",
         "@mui/x-date-pickers": "^7.11.0",
-        "@sentry/browser": "^8.20.0",
+        "@sentry/browser": "^8.21.0",
         "craco-module-federation": "^1.1.0",
         "eslint": "^8.57.0",
         "eslint-config-airbnb": "^19.0.4",