chore(deps): update dependency mercurius to v14

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
mercurius (source)	^11.0.0 \|\| ^12.0.0 \|\| ^13.0.0 -> ^11.0.0 \|\| ^12.0.0 \|\| ^13.0.0 \|\| ^14.0.0
mercurius (source)	^13.4.1 -> ^14.0.0

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Release Notes

mercurius-js/mercurius (mercurius)

### [`v14.0.0`](https://togithub.com/mercurius-js/mercurius/releases/tag/v14.0.0) [Compare Source](https://togithub.com/mercurius-js/mercurius/compare/v13.4.1...v14.0.0) #### What's Changed - Update to [@​fastify/websocket](https://togithub.com/fastify/websocket) v10 by [@​mcollina](https://togithub.com/mcollina) in [https://github.com/mercurius-js/mercurius/pull/1089](https://togithub.com/mercurius-js/mercurius/pull/1089) **Full Changelog**: https://github.com/mercurius-js/mercurius/compare/v13.4.1...v14.0.0

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