The macOS `head` binary doesn't support `-1` so switch to `sed`. (#1023) #3076

Job	Run time
Build binary (Windows)	3m 25s
Check lint and rustfmt	19s
Semver: core-graphics	40s
Build binary	37s
Run tests (1.81, false)	2m 42s
Check if version changed	7s
Run tests (1.82, false)	2m 43s
Run tests (stable, false)	2m 48s
Run tests (beta, false)	2m 46s
Run tests (nightly, true)	2m 36s
Semver: libp2p-gossipsub ~0.44.0 + libp2p-request-response ~0.24.0	1m 7s
Semver: libp2p-dcutr 1.62.0 and libp2p-relay 0.14.0	1m 7s
Caching across rustdoc versions	1m 56s
Caching with feature config changed	32s
Semver: libp2p-core 0.37.0	56s
Semver: libp2p-uds 0.37.0	53s
Semver: bevy_gltf v0.9.1	49s
Semver: bevy_core v0.9.0	43s
Semver: sqllogictest v0.13.0	32s
Semver: tokio ~v1.25.0 (explicit)	2s
Semver: tokio ~v1.25.0 (implicit)	3s
Check failure when installed rustc is too old	16s
Semver: clap v3.2.0	43s
Semver: dependency has warnings with "-Dwarnings" (libp2p v0.53.1)	1m 3s
Semver: perf-event-open-sys2 v5.0.0	18s
Semver: ref-slice fork (git)	17s
Semver: ref-slice fork (sparse)	16s
Semver: ref-slice fork (Windows) (git)	48s
Semver: ref-slice fork (Windows) (sparse)	33s
All CI stages	1s
Check for semver compliance	0s
Run the release workflow	0s
	31m 38s

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