fix(docker): 更换镜像源为南京大学 docker.nju.edu.cn

pack/Dockerfile

@@ -21,10 +21,10 @@
 # - HIGRESS_VERSION: Version of Higress to use.
 # - HIGRESS_APISERVER_VERSION: Version of Higress API server to use.
 ARG PYTHON_VERSION=3.12
-ARG REGISTRY_MIRROR=huecker.io
-ARG HIGRESS_REGISTRY=huecker.io
+ARG REGISTRY_MIRROR=docker.nju.edu.cn
+ARG HIGRESS_REGISTRY=docker.nju.edu.cn
 ARG GPUSTACK_BASE_IMAGE=base
-ARG ROCM_REGISTRY=huecker.io
+ARG ROCM_REGISTRY=docker.nju.edu.cn
 ARG GPUSTACK_RUNTIME_ROCM_VERSION=7.0.2
 ARG GPUSTACK_RUNTIME_DOCKER_MIRRORED_NAME_FILTER_LABELS
 ARG HIGRESS_VERSION=2.1.9