Update devDependencies

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@oddbird/popover-polyfill	0.3.2 -> 0.3.6
postcss (source)	8.4.31 -> 8.4.32

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Release Notes

oddbird/popover-polyfill (@​oddbird/popover-polyfill)

### [`v0.3.6`](https://togithub.com/oddbird/popover-polyfill/blob/HEAD/CHANGELOG.md#036-2023-12-01) [Compare Source](https://togithub.com/oddbird/popover-polyfill/compare/v0.3.5...v0.3.6) - 🐛 BUGFIX: Allow `Esc` to be preventable -- [#​158](https://togithub.com/oddbird/popover-polyfill/pull/158) - 📝 DOCS: Add caveat about `:host` styles -- [#​157](https://togithub.com/oddbird/popover-polyfill/pull/157) ### [`v0.3.5`](https://togithub.com/oddbird/popover-polyfill/blob/HEAD/CHANGELOG.md#035-2023-11-29) [Compare Source](https://togithub.com/oddbird/popover-polyfill/compare/v0.3.4...v0.3.5) - 🐛 BUGFIX: Fix incorrect `isFocusable` result for `ShadowRoot` -- [#​155](https://togithub.com/oddbird/popover-polyfill/pull/155) - 🚀 NEW: Prepend default styles to lower specificity in the cascade -- [#​156](https://togithub.com/oddbird/popover-polyfill/pull/156) ### [`v0.3.4`](https://togithub.com/oddbird/popover-polyfill/blob/HEAD/CHANGELOG.md#034-2023-11-28) [Compare Source](https://togithub.com/oddbird/popover-polyfill/compare/v0.3.3...v0.3.4) - 🚀 NEW: Wrap styles in `:where()` to lower specificity in the cascade -- [#​153](https://togithub.com/oddbird/popover-polyfill/pull/153) ### [`v0.3.3`](https://togithub.com/oddbird/popover-polyfill/blob/HEAD/CHANGELOG.md#033-2023-11-28) [Compare Source](https://togithub.com/oddbird/popover-polyfill/compare/v0.3.2...v0.3.3) - 🐛 BUGFIX: Check slotted content for autofocus delegate -- [#​150](https://togithub.com/oddbird/popover-polyfill/pull/150) - 🏠 INTERNAL: Upgrade dependencies

postcss/postcss (postcss)

### [`v8.4.32`](https://togithub.com/postcss/postcss/blob/HEAD/CHANGELOG.md#8432) [Compare Source](https://togithub.com/postcss/postcss/compare/8.4.31...8.4.32) - Fixed `postcss().process()` types (by Andrew Ferreira).

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