fix(deps): update tiptap to ^2.2.6

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@tiptap/extension-character-count (source)	^2.2.5 -> ^2.2.6
@tiptap/extension-task-item (source)	^2.2.5 -> ^2.2.6
@tiptap/extension-task-list (source)	^2.2.5 -> ^2.2.6
@tiptap/starter-kit (source)	^2.2.5 -> ^2.2.6
@tiptap/vue-2 (source)	^2.2.5 -> ^2.2.6

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Release Notes

ueberdosis/tiptap (@​tiptap/extension-character-count)

### [`v2.2.6`](https://togithub.com/ueberdosis/tiptap/blob/HEAD/packages/extension-character-count/CHANGELOG.md#226-2024-04-06) [Compare Source](https://togithub.com/ueberdosis/tiptap/compare/v2.2.5...v2.2.6) **Note:** Version bump only for package [@​tiptap/extension-character-count](https://togithub.com/tiptap/extension-character-count)

ueberdosis/tiptap (@​tiptap/extension-task-item)

### [`v2.2.6`](https://togithub.com/ueberdosis/tiptap/blob/HEAD/packages/extension-task-item/CHANGELOG.md#226-2024-04-06) [Compare Source](https://togithub.com/ueberdosis/tiptap/compare/v2.2.5...v2.2.6) **Note:** Version bump only for package [@​tiptap/extension-task-item](https://togithub.com/tiptap/extension-task-item)

ueberdosis/tiptap (@​tiptap/extension-task-list)

### [`v2.2.6`](https://togithub.com/ueberdosis/tiptap/blob/HEAD/packages/extension-task-list/CHANGELOG.md#226-2024-04-06) [Compare Source](https://togithub.com/ueberdosis/tiptap/compare/v2.2.5...v2.2.6) **Note:** Version bump only for package [@​tiptap/extension-task-list](https://togithub.com/tiptap/extension-task-list)

ueberdosis/tiptap (@​tiptap/starter-kit)

### [`v2.2.6`](https://togithub.com/ueberdosis/tiptap/blob/HEAD/packages/starter-kit/CHANGELOG.md#226-2024-04-06) [Compare Source](https://togithub.com/ueberdosis/tiptap/compare/v2.2.5...v2.2.6) **Note:** Version bump only for package [@​tiptap/starter-kit](https://togithub.com/tiptap/starter-kit)

ueberdosis/tiptap (@​tiptap/vue-2)

### [`v2.2.6`](https://togithub.com/ueberdosis/tiptap/blob/HEAD/packages/vue-2/CHANGELOG.md#226-2024-04-06) [Compare Source](https://togithub.com/ueberdosis/tiptap/compare/v2.2.5...v2.2.6) **Note:** Version bump only for package [@​tiptap/vue-2](https://togithub.com/tiptap/vue-2)

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