Bump halo version to 2.5.2 (#67)

Signed-off-by: Ryan Wang <i@ryanc.cc>

halo/versions/2.5.2/docker-compose.yml

@@ -1,7 +1,7 @@
 version: "3"
 services:
   halo:
-    image: halohub/halo:2.5.1
+    image: halohub/halo:2.5.2
     container_name: ${CONTAINER_NAME}
     restart: always
     networks:

list.json

@@ -94,7 +94,7 @@
       "key": "halo",
       "name": "Halo",
       "tags": ["WebSite"],
-      "versions": ["2.5.1"],
+      "versions": ["2.5.2"],
       "shortDescZh": "强大易用的开源建站工具",
       "shortDescEn": "Powerful and easy-to-use open source website builder",
       "type": "website",