fix(deps): update dependency fastify-graceful-shutdown to v4

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This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
fastify-graceful-shutdown	3.5.3 -> 4.0.1

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Release Notes

hemerajs/fastify-graceful-shutdown (fastify-graceful-shutdown)

v4.0.1

Compare Source

• chore: capitalize logs a4d1d00

v4.0.0

Compare Source

• feat: modernize implementation (support promises), close fastify before all handlers are run f8afba6

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