don't title case

Author: audionerd

docs/actors.mdx

@@ -204,7 +204,7 @@ console.log(snapshot.output);
 // => 100
 ```
 
-## Actor Logic Creators
+## Actor logic creators
 
 The types of actor logic you can create from XState are:
 
@@ -412,7 +412,7 @@ Callback actors are a bit different from other actors in that they do not do the
 - Do not emit values when used with `.subscribe()`
 - Can not be stopped with `.stop()`
 
-## Higher-Level Logic
+## Higher-level logic
 
 Higher-level actor logic enhances existing actor logic with additional functionality. For example, you can create actor logic that logs or persists actor state: