chore(deps): update dependency rollup to v2.22.2

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
rollup (source)	devDependencies	patch	2.22.1 -> 2.22.2

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Release Notes

rollup/rollup

### [`v2.22.2`](https://togithub.com/rollup/rollup/blob/master/CHANGELOG.md#​2222) [Compare Source](https://togithub.com/rollup/rollup/compare/v2.22.1...v2.22.2) _2020-07-18_ ##### Bug Fixes - Always generate correct exports when an implicit entry is reexporting from another module ([#​3688](https://togithub.com/rollup/rollup/issues/3688)) ##### Pull Requests - [#​3688](https://togithub.com/rollup/rollup/pull/3688): Include all relevant modules to generate reexports for implicit dependencies ([@​lukastaegert](https://togithub.com/lukastaegert))

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