Update docker Docker tag to v27 (#1611)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

src/main/resources/ath-container/Dockerfile

@@ -90,7 +90,7 @@ RUN echo \
       $(lsb_release -cs) stable" > /etc/apt/sources.list.d/docker.list
 
 # Ensure that version is fixed
-ARG DOCKER_VERSION=26.1.4
+ARG DOCKER_VERSION=27.0.3
 ARG DOCKER_BUILDX_VERSION=0.10.2
 RUN apt-get update --quiet \
   && apt-get install --yes --no-install-recommends \