bump(carta-investors): b03d2264 → 7742bb43 (#4916)

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

.claude-plugin/marketplace.json

@@ -704,7 +704,7 @@
         "url": "https://github.com/carta/plugins.git",
         "path": "plugins/carta-investors",
         "ref": "main",
-        "sha": "b03d2264c04aad903afa76af60809b76f0293f2e"
+        "sha": "7742bb43790fe41e92a55c57a3a7418f9721767b"
       },
       "homepage": "https://carta.com"
     },