CI: update Docker (27.5.0)

Signed-off-by: Akihiro Suda <[email protected]>

Author: AkihiroSuda

Dockerfile

@@ -4,7 +4,7 @@ ARG SHADOW_VERSION=4.16.0
 ARG SLIRP4NETNS_VERSION=v1.3.1
 ARG VPNKIT_VERSION=0.5.0
 ARG PASST_VERSION=2024_12_11.09478d5
-ARG DOCKER_VERSION=27.1.2
+ARG DOCKER_VERSION=27.5.0
 ARG DOCKER_CHANNEL=stable
 
 FROM golang:${GO_VERSION}-alpine AS build