bump(data): 7ce4a12d → 789b4544 (#2553)

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

.claude-plugin/marketplace.json

@@ -929,7 +929,7 @@
       "source": {
         "source": "url",
         "url": "https://github.com/astronomer/agents.git",
-        "sha": "7ce4a12d3cabb506294134c91a1b876d4b166a70"
+        "sha": "789b4544b85a989694501e4f405b522f2d711cf6"
       },
       "homepage": "https://github.com/astronomer/agents"
     },