Update dependency preact-render-to-string to v6.5.2

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
preact-render-to-string	6.5.1 -> 6.5.2

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Release Notes

preactjs/preact-render-to-string (preact-render-to-string)

### [`v6.5.2`](https://togithub.com/preactjs/preact-render-to-string/blob/HEAD/CHANGELOG.md#652) [Compare Source](https://togithub.com/preactjs/preact-render-to-string/compare/v6.5.1...v6.5.2) ##### Patch Changes - [#​360](https://togithub.com/preactjs/preact-render-to-string/pull/360) [`689e88d`](https://togithub.com/preactjs/preact-render-to-string/commit/689e88d9db6e14ea101d37f2a454afb96f926594) Thanks [@​JoviDeCroock](https://togithub.com/JoviDeCroock)! - Correctly render `null` as an `__html` value as an empty string

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