bump(neon): 69f205aa → 73bebcea (#4890)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

.claude-plugin/marketplace.json

@@ -2305,7 +2305,7 @@
         "url": "https://github.com/neondatabase/agent-skills.git",
         "path": "plugins/neon-postgres",
         "ref": "main",
-        "sha": "69f205aa75e9b2cbaf8074d1ab881b744797f36d"
+        "sha": "73bebcea5d08cab830bce91c07990f17781c53c9"
       },
       "homepage": "https://github.com/neondatabase/agent-skills/tree/main/plugins/neon-postgres"
     },