fix(server): fix failing tests for server feature #2916

Job	Run time
Check Style	12s
semver	2m 30s
Verify hyper.h is up to date	31s
Check MSRV	31s
Test stable on ubuntu-latest	1m 29s
features	42s
Test C API (FFI)	41s
Test cargo-c support (FFI)	27s
Test stable on windows-latest	2m 33s
Test stable on macOS-latest	1m 22s
minimal-versions	39s
Test with Miri	2m 35s
Test beta on ubuntu-latest	1m 25s
udeps	21s
Test beta on windows-latest	2m 21s
Test beta on macOS-latest	1m 24s
Test nightly on ubuntu-latest	1m 24s
Test nightly on windows-latest	2m 24s
Test nightly on macOS-latest	1m 29s
Build docs	23s
Check exposed types	14s
CI is green	1s
	25m 38s

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