chore(deps-dev): bump undici from 5.28.3 to 6.9.0 #219

Job	Run time
test / Lint Code	18s
test / Check Licenses	25s
test / Test Fastify Integration	0s
test / Dependency Review	3s
test / Test (14, macos-latest)	36s
test / Test (14, ubuntu-latest)	26s
test / Test (16, macos-latest)	36s
test / Test (16, ubuntu-latest)	17s
test / Test (16, windows-latest)	20s
test / Test (18, macos-latest)	34s
test / Test (18, ubuntu-latest)	32s
test / Test (18, windows-latest)	21s
test / Test (20, macos-latest)	35s
test / Test (20, ubuntu-latest)	24s
test / Test (20, windows-latest)	21s
test / Test (21, macos-latest)	35s
test / Test (21, ubuntu-latest)	27s
test / Test (21, windows-latest)	16s
test / Automerge Dependabot PRs	0s
	7m 6s

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