bump(carta-investors): 70c61a2a → a007723c (#4267)

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

.claude-plugin/marketplace.json

@@ -629,7 +629,7 @@
         "url": "https://github.com/carta/plugins.git",
         "path": "plugins/carta-investors",
         "ref": "main",
-        "sha": "70c61a2abbc976280e102edbc696cdb84da6a7f1"
+        "sha": "a007723c7149acab9f9357eaa74b98635bb63934"
       },
       "homepage": "https://carta.com"
     },