Bump @sentry/integrations from 5.20.1 to 5.21.1 (#2045)

Bumps [@sentry/integrations](https://github.com/getsentry/sentry-javascript) from 5.20.1 to 5.21.1.
- [Release notes](https://github.com/getsentry/sentry-javascript/releases)
- [Changelog](https://github.com/getsentry/sentry-javascript/blob/master/CHANGELOG.md)
- [Commits](https://github.com/getsentry/sentry-javascript/compare/5.20.1...5.21.1)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

package.json

@@ -20,7 +20,7 @@
   },
   "dependencies": {
     "@sentry/browser": "5.20.1",
-    "@sentry/integrations": "5.20.1",
+    "@sentry/integrations": "5.21.1",
     "@testing-library/jest-dom": "5.11.2",
     "@testing-library/react": "10.4.8",
     "@types/jest": "26.0.9",