bump(carta-investors): bb3751b1 → c59339c3 (#5210)

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

.claude-plugin/marketplace.json

@@ -737,7 +737,7 @@
         "url": "https://github.com/carta/plugins.git",
         "path": "plugins/carta-investors",
         "ref": "main",
-        "sha": "bb3751b198d8ca668ac7f8d72921ca7c381f8cfc"
+        "sha": "c59339c3aa9846212c19ed99a940b30e1160f07f"
       },
       "homepage": "https://carta.com"
     },