Add github-token input to readme #1432

Job	Run time
lima-start-args	17m 40s
daemon-config (ubuntu-24.04-arm)	24s
daemon-config (ubuntu-latest)	22s
daemon-config (macos-15-intel)	17m 50s
daemon-config (windows-latest)	30s
build-windows	1m 38s
channel (ubuntu-24.04-arm)	27s
context (windows-latest)	27s
channel (ubuntu-latest)	22s
context (ubuntu-latest)	21s
build-linux (containerd-tarball)	47s
build-linux (containerd-system)	32s
context (ubuntu-24.04-arm)	26s
context (macos-15-intel)	17m 37s
channel (macos-15-intel)	17m 40s
main (ubuntu-latest, v27.3.1)	23s
build-macos (macos-15-intel)	17m 38s
channel (windows-latest)	29s
main (ubuntu-24.04-arm, v27.3.1)	28s
main (ubuntu-latest)	22s
main (macos-15-intel)	17m 49s
main (ubuntu-latest, type=image,tag=27.3.1)	23s
main (ubuntu-24.04-arm, type=image,tag=27.3.1)	26s
main (ubuntu-24.04-arm)	23s
main (macos-15-intel, v27.3.1)	18m 13s
main (windows-latest)	41s
main (windows-latest, v27.3.1)	26s
main (macos-15-intel, type=image,tag=27.3.1)	18m 9s
main (windows-latest, type=image,tag=27.3.1)	34s
rootless	21s
set-host	22s
docker-29 (ubuntu-latest)	26s
undock-regctl-version	28s
undock-regctl-version (v0.9.0)	28s
undock-regctl-version (v0.9.0, v0.8.2)	32s
undock-regctl-version (v0.8.2)	30s
docker-29 (macos-15-intel)	17m 52s
tcp (ubuntu-24.04-arm)	27s
tcp (ubuntu-latest)	24s
docker-29 (windows-latest)	37s
tcp (windows-latest)	28s
tcp (macos-15-intel)	17m 32s
	3h 13m 54s

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