Bump box plugin SHA and enumerate skills (#1845)

.claude-plugin/marketplace.json

@@ -367,8 +367,15 @@
       "source": {
         "source": "url",
         "url": "https://github.com/box/box-for-ai.git",
-        "sha": "0fb23244e3c35cd562206c80eff1e22c456046ea"
+        "sha": "16f1a0427710b0812519ea634cd5ce6830bde8fc"
       },
+      "skills": [
+        "./skills/box",
+        "./skills/box-legal-workflows",
+        "./skills/box-legal-workflows-contract",
+        "./skills/box-legal-workflows-intake",
+        "./skills/box-legal-workflows-ma"
+      ],
       "homepage": "https://github.com/box/box-for-ai"
     },
     {