Add client support for Redis cluster

vendor/golang.org/x/sys/unix/ztypes_illumos_amd64.go

vendor/golang.org/x/sys/unix/ztypes_linux.go

vendor/golang.org/x/sys/unix/ztypes_linux_386.go

vendor/golang.org/x/sys/unix/ztypes_linux_amd64.go

vendor/golang.org/x/sys/unix/ztypes_linux_arm.go

vendor/golang.org/x/sys/unix/ztypes_linux_arm64.go

vendor/golang.org/x/sys/unix/ztypes_linux_loong64.go

vendor/golang.org/x/sys/unix/ztypes_linux_mips.go

vendor/golang.org/x/sys/unix/ztypes_linux_mips64.go

vendor/golang.org/x/sys/unix/ztypes_linux_mips64le.go

vendor/golang.org/x/sys/unix/ztypes_linux_mipsle.go

vendor/golang.org/x/sys/unix/ztypes_linux_ppc.go

vendor/golang.org/x/sys/unix/ztypes_linux_ppc64.go

vendor/golang.org/x/sys/unix/ztypes_linux_ppc64le.go

vendor/golang.org/x/sys/unix/ztypes_linux_riscv64.go

vendor/golang.org/x/sys/unix/ztypes_linux_s390x.go

vendor/golang.org/x/sys/unix/ztypes_linux_sparc64.go

vendor/golang.org/x/sys/unix/ztypes_openbsd_ppc64.go

vendor/golang.org/x/sys/unix/ztypes_openbsd_riscv64.go

vendor/golang.org/x/sys/unix/ztypes_solaris_amd64.go