bump(mattpocock-skills): 0ab1b63a → 5b15a47f (#5573)

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

.claude-plugin/marketplace.json

@@ -2159,7 +2159,7 @@
       "source": {
         "source": "url",
         "url": "https://github.com/mattpocock/skills.git",
-        "sha": "0ab1b63a410a03d3627979a109c8695de27af954"
+        "sha": "5b15a47f2d7150f545fbcacbfe381787fc0230dc"
       },
       "homepage": "https://github.com/mattpocock/skills"
     },