patch: Update migration.mdx (#185)

Update typo in import statement for `interpret`

Author: ScottAgirs

versioned_docs/version-5/migration.mdx

@@ -88,7 +88,7 @@ const actor = createActor(machine);
 <TabItem value="v4" label="XState v4">
 
 ```ts
-import { createMachine, createActor } from 'xstate';
+import { createMachine, interpret } from 'xstate';
 
 const machine = createMachine(/* ... */);