fix(manifest): update codex entry to codex-cli for clarity

Author: ConardLi

skills/web-video-presentation/manifest.json

@@ -8,7 +8,7 @@
     "claude-code",
     "claude-ai",
     "cursor",
-    "codex",
+    "codex-cli",
     "gemini-cli",
     "opencode"
   ]