[dependencies] Update actions/checkout digest to eef6144 - abandoned #3373

Job	Run time
Debug build	16s
Debug build (Go 1.21)	32s
Debug build (Go 1.20)	25s
Debug build (Go 1.22)	50s
cross (windows-amd64, windows, amd64, v1)	29s
cross (windows-amd64-v3, windows, amd64, v3)	39s
cross (windows-386, windows, 386)	27s
cross (windows-arm64, windows, arm64)	32s
cross (windows-arm32v7, windows, arm, 7)	31s
cross (linux-amd64, linux, amd64, v1)	34s
cross (linux-amd64-v3, linux, amd64, v3)	46s
cross (linux-386, linux, 386)	38s
cross (linux-arm64, linux, arm64)	33s
cross (linux-armv5, linux, arm, 5)	28s
cross (linux-armv6, linux, arm, 6)	34s
cross (linux-armv7, linux, arm, 7)	29s
cross (linux-mips-softfloat, linux, mips, softfloat)	29s
cross (linux-mips-hardfloat, linux, mips, hardfloat)	29s
cross (linux-mipsel-softfloat, linux, mipsle, softfloat)	45s
cross (linux-mipsel-hardfloat, linux, mipsle, hardfloat)	30s
cross (linux-mips64, linux, mips64)	29s
cross (linux-mips64el, linux, mips64le)	32s
cross (linux-s390x, linux, s390x)	45s
cross (darwin-amd64, darwin, amd64, v1)	9s
cross (darwin-amd64-v3, darwin, amd64, v3)	38s
cross (darwin-arm64, darwin, arm64)	28s
cross (freebsd-amd64, freebsd, amd64, v1)	55s
cross (freebsd-amd64-v3, freebsd, amd64, v3)	39s
cross (freebsd-386, freebsd, 386)	27s
cross (freebsd-arm64, freebsd, arm64)	28s
	16m 26s

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