Update link

Author: dkhamsing

contents.json

@@ -27942,7 +27942,7 @@
         "swift"
       ],
       "screenshots": [
-        "https://nio.chat/screenshots.png"
+        "https://niochat.github.io/screenshots.png"
       ],
       "date_added": "Feb 9 2022",
       "suggested_by": "@dkhamsing",