Update dependency rollup to v2.36.1

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
rollup (source)	2.36.0 -> 2.36.1

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Release Notes

rollup/rollup

### [`v2.36.1`](https://togithub.com/rollup/rollup/blob/master/CHANGELOG.md#​2361) [Compare Source](https://togithub.com/rollup/rollup/compare/v2.36.0...v2.36.1) _2021-01-06_ ##### Bug Fixes - Solve issues that result in invalid code when partially removing assignments ([#​3921](https://togithub.com/rollup/rollup/issues/3921)) ##### Pull Requests - [#​3921](https://togithub.com/rollup/rollup/pull/3921): Prevent invalid code when removing assignment target of side-effectful object expression ([@​lukastaegert](https://togithub.com/lukastaegert))

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