bump(datahub-skills): c3c76a6d → 8d8f0e87 (#5458)

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

.claude-plugin/marketplace.json

@@ -1281,7 +1281,7 @@
       "source": {
         "source": "url",
         "url": "https://github.com/datahub-project/datahub-skills.git",
-        "sha": "c3c76a6d26d7ed61cb875219ffa82a50cd144a93"
+        "sha": "8d8f0e87efc48f529ce06dcccbb13e9df932b7c3"
       },
       "homepage": "https://datahub.com"
     },