bump(confidence): c96d060b → a6e3760e (#4333)

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

.claude-plugin/marketplace.json

@@ -924,7 +924,7 @@
       "source": {
         "source": "url",
         "url": "https://github.com/spotify/confidence-ai-plugins.git",
-        "sha": "c96d060b79e8b8068dab3ba4489be2343b7f2caf"
+        "sha": "a6e3760e5c274dd273e6e4677235422f98f01f4a"
       },
       "homepage": "https://confidence.spotify.com"
     },