Update dependency typedoc to v0.17.4

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
typedoc (source)	devDependencies	patch	0.17.3 -> 0.17.4

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Release Notes

TypeStrong/TypeDoc

### [`v0.17.4`](https://togithub.com/TypeStrong/TypeDoc/releases/0.17.4) [Compare Source](https://togithub.com/TypeStrong/TypeDoc/compare/0.17.3...0.17.4) ##### Bug Fixes - **options:** Map type options should not have their default value validated ([#​1250](https://togithub.com/TypeStrong/TypeDoc/issues/1250)) ([c296503](https://togithub.com/TypeStrong/TypeDoc/commit/c296503168f0be99def81eabdeb47d210b078304)) ##### Features - Generate search index before rendering theme ([#​1252](https://togithub.com/TypeStrong/TypeDoc/issues/1252)) ([c73eaaf](https://togithub.com/TypeStrong/TypeDoc/commit/c73eaafbd6d07939a17f92b75519d362be1f3066)) ##### Thanks! - [@​sgrishchenko](https://togithub.com/sgrishchenko) - [@​krisztianb](https://togithub.com/krisztianb)

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