chore(deps): update dependency rollup to v2.52.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
rollup (source)	2.51.2 -> 2.52.0

---

Release Notes

rollup/rollup

### [`v2.52.0`](https://togithub.com/rollup/rollup/blob/master/CHANGELOG.md#​2520) [Compare Source](https://togithub.com/rollup/rollup/compare/v2.51.2...v2.52.0) *2021-06-16* ##### Features - Add `--configPlugin` CLI option to apply plugins to the config file for e.g. TypeScript configs ([#​3835](https://togithub.com/rollup/rollup/issues/3835)) - Add "safest" and "smallest" presets to tree-shaking options for easier configuration ([#​4131](https://togithub.com/rollup/rollup/issues/4131)) - Add `treeshake.correctVarValueBeforeDeclaration` option to deoptimize `var` declarations ([#​4139](https://togithub.com/rollup/rollup/issues/4139)) ##### Pull Requests - [#​3835](https://togithub.com/rollup/rollup/pull/3835): Add typescript config support ([@​TheRealSyler](https://togithub.com/TheRealSyler)) - [#​4131](https://togithub.com/rollup/rollup/pull/4131): Add presets to the tree-shaking options ([@​lukastaegert](https://togithub.com/lukastaegert)) - [#​4139](https://togithub.com/rollup/rollup/pull/4139): Add option to deoptimize var declarations for tree-shaking ([@​lukastaegert](https://togithub.com/lukastaegert)) - [#​4141](https://togithub.com/rollup/rollup/pull/4141): Update dependencies ([@​lukastaegert](https://togithub.com/lukastaegert))

---

Configuration

📅 Schedule: At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• [ ] If you want to rebase/retry this PR, check this box.

---

This PR has been generated by WhiteSource Renovate. View repository job log here.