refactor(proxy-state-tree): change message about not allowing to mutate

Author: christianalfoni

packages/node_modules/proxy-state-tree/src/Proxyfier.ts

@@ -36,7 +36,7 @@ export class Proxifier {
         `proxy-state-tree - You are mutating the path "${path}", but it is not allowed. The following could have happened:
         
         - You are passing state to a 3rd party tool trying to manipulate the state
-        - You are running an asynchronous action from an other action where you forgot to "await" it
+        - You are running asynchronous code and forgot to "await" its execution
         `
       )
     }