Typo (#1524)

Author: enis-t

src/api/options-state.md

@@ -455,7 +455,7 @@ Declare exposed public properties when the component instance is accessed by a p
 
   ```js
   export default {
-    // only `publicMethod` will be available on the pubic instance
+    // only `publicMethod` will be available on the public instance
     expose: ['publicMethod'],
     methods: {
       publicMethod() {