Reenabled key exchange connection limiter test for macos. #2087

Job	Run time
Validate man pages	10s
Check unused dependencies	57s
Build and test (stable, ubuntu-latest, x86_64-unknown-linux-gnu)	1m 27s
Clippy (x86_64-unknown-linux-gnu, false, true)	51s
Audit dependencies	23s
Clippy (armv7-unknown-linux-gnueabihf, true, false, -target arm-linux-gnueabihf -mcpu=generic+v7a...	38s
Format	41s
Build and test (beta, ubuntu-latest, x86_64-unknown-linux-gnu)	1m 34s
Clippy (x86_64-unknown-linux-musl, true, false, -target x86_64-linux-musl)	34s
Smoke-test fuzzing targets	3m 45s
Build and test (msrv, ubuntu-latest, x86_64-unknown-linux-gnu)	1m 23s
Clippy (x86_64-apple-darwin, true, false, -target x86_64-macos-gnu -g)	54s
Smoke-test fuzzing targets (--all-features)	3m 48s
Build and test (stable, ubuntu-latest, x86_64-unknown-linux-musl)	1m 32s
Validate configs	30s
Build and test (stable, macos-latest, x86_64-apple-darwin)	1m 33s
Build and test (stable, ubuntu-latest, --all-features, x86_64-unknown-linux-gnu)	1m 33s
Build and test (msrv, ubuntu-latest, --all-features, x86_64-unknown-linux-gnu)	1m 20s
Build and test (stable, ubuntu-latest, --all-features, x86_64-unknown-linux-musl)	1m 32s
Build and test (stable, macos-latest, --all-features, x86_64-apple-darwin)	1m 37s
	26m 42s

Provide feedback