chore: update benchmark config for moonshotai/kimi-k3

Author: actions-user

src/benchmark-config.json

@@ -239,7 +239,8 @@
         "kimi-k2.7-code",
         "kimi-k2.6",
         "kimi-k2-0905",
-        "kimi-k2.5"
+        "kimi-k2.5",
+        "kimi-k3"
       ]
     },
     "z-ai": {