fix(deps): update dependency @sentry/browser to v5.1.3

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change	References
@​sentry/browser	dependencies	patch	5.1.2 -> 5.1.3	source

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Release Notes

getsentry/sentry-javascript

### [`v5.1.3`](https://togithub.com/getsentry/sentry-javascript/blob/master/CHANGELOG.md#​513) [Compare Source](https://togithub.com/getsentry/sentry-javascript/compare/5.1.2...5.1.3) - [browser] fix: GlobalHandler integration sometimes receives Event objects as message: Fix [#​1949](https://togithub.com/getsentry/sentry-javascript/issues/1949)

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