chore(deps): update dependency rollup to v2.45.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
rollup (source)	2.44.0 -> 2.45.0

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Release Notes

rollup/rollup

### [`v2.45.0`](https://togithub.com/rollup/rollup/blob/master/CHANGELOG.md#​2450) [Compare Source](https://togithub.com/rollup/rollup/compare/v2.44.0...v2.45.0) _2021-04-09_ ##### Features - Support private class instance methods and accessors ([#​4034](https://togithub.com/rollup/rollup/issues/4034)) ##### Pull Requests - [#​4034](https://togithub.com/rollup/rollup/pull/4034): feat: add support for private class methods ([@​dnalborczyk](https://togithub.com/dnalborczyk))

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