chore(compiler-core): fix typo in defineComponent.test-d (#4688)

Author: chengQVQ

test-dts/defineComponent.test-d.tsx

@@ -90,7 +90,7 @@ describe('with object props', () => {
       ff: Function as PropType<(a: number, b: string) => { a: boolean }>,
       // explicit type casting with constructor
       ccc: Array as () => string[],
-      // required + contructor type casting
+      // required + constructor type casting
       ddd: {
         type: Array as () => string[],
         required: true