Update dependency rollup to v2.10.5

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
rollup (source)	devDependencies	patch	2.10.3 -> 2.10.5

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Release Notes

rollup/rollup

### [`v2.10.5`](https://togithub.com/rollup/rollup/blob/master/CHANGELOG.md#​2105) [Compare Source](https://togithub.com/rollup/rollup/compare/v2.10.4...v2.10.5) _2020-05-19_ ##### Bug Fixes - Do not remove side-effects that may influence an included default export declaration when side-effects are disabled ([#​3572](https://togithub.com/rollup/rollup/issues/3572)) ##### Pull Requests - [#​3572](https://togithub.com/rollup/rollup/pull/3572): Observe side-effects in files containing a default export declaration that reexports a variable ([@​lukastaegert](https://togithub.com/lukastaegert)) ### [`v2.10.4`](https://togithub.com/rollup/rollup/blob/master/CHANGELOG.md#​2104) [Compare Source](https://togithub.com/rollup/rollup/compare/v2.10.3...v2.10.4) _2020-05-19_ ##### Bug Fixes - Tree-shake unused classes with fields unless there are side-effects in the field declaration ([#​3569](https://togithub.com/rollup/rollup/issues/3569)) ##### Pull Requests - [#​3569](https://togithub.com/rollup/rollup/pull/3569): Make sure unused classes with fields are tree-shaken if possible ([@​lukastaegert](https://togithub.com/lukastaegert))

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[bahmutov]

:tada: This PR is included in version 3.3.0 :tada:

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