bump(langfuse-observability): 9ad0076a → 3f301f38 (#4030)

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

.claude-plugin/marketplace.json

@@ -1681,7 +1681,7 @@
       "source": {
         "source": "url",
         "url": "https://github.com/langfuse/claude-observability-plugin.git",
-        "sha": "9ad0076a7a24e8673ac6e7ac6f7b658b18826bb6"
+        "sha": "3f301f3840c975bdbd16b8140140d139f27aa99b"
       },
       "homepage": "https://langfuse.com/integrations/other/claude-code"
     },