docs: update logo wall (#316)

diff --git a/website/static/data/showcases.json b/website/static/data/showcases.json
index f01bd90..2585442 100644
--- a/website/static/data/showcases.json
+++ b/website/static/data/showcases.json
@@ -259,7 +259,7 @@
   },
    {
     "caption": "奥格科技股份有限公司",
-    "image": "showcase/Augurit.png",
+    "image": "showcase/Augurit.jpg",
     "infoLink": "http://www.augurit.com/",
     "pinned": true
   }