docs: fix typo in Actions docs

apps/docs/pages/docs/api-reference/actions.mdx

@@ -1,6 +1,6 @@
 # Actions
 
-Actions enable you to make changes to the internal [AppState](/docs/api-reference/app-state) via the a dispatcher.
+Actions enable you to make changes to the internal [AppState](/docs/api-reference/app-state) via the [dispatcher](/docs/api-reference/functions/use-puck#dispatch).
 
 This is a partial reference of the most useful actions. A full reference is available in [the codebase](https://github.com/measuredco/puck/blob/main/packages/core/reducer/actions.tsx).
 
@@ -58,6 +58,6 @@ Change the entire [AppState](/docs/api-reference/app-state) in a single action.
 ```tsx
 dispatch({
   type: "set",
-  data: { data: {}, ui: {} },
+  state: { data: {}, ui: {} },
 });
 ```