bump(carta-investors): e6f2d8af → a9f9af82 (#5433)

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

.claude-plugin/marketplace.json

@@ -721,7 +721,7 @@
         "url": "https://github.com/carta/plugins.git",
         "path": "plugins/carta-investors",
         "ref": "main",
-        "sha": "e6f2d8af3e45b7651a8ade496bd85b5e348d5335"
+        "sha": "a9f9af826bcc6319a50cd776d9410da64eb6ae90"
       },
       "homepage": "https://carta.com"
     },