fix define-prps-declaration docs (#1977)

Author: Amorites

docs/rules/define-props-declaration.md

@@ -48,14 +48,15 @@ const props = defineProps({
 
 ```vue
 <script setup lang="ts">
+/* ✓ GOOD */
+const props = defineProps({
+  kind: { type: String }
+})
+
 /* ✗ BAD */
-const emit = defineEmits<{
-  (e: 'change', id: number): void
-  (e: 'update', value: string): void
+const props = defineProps<{
+  kind: string
 }>()
-
-/* ✓ GOOD */
-const emit = defineEmits(['change', 'update'])
 </script>
 ```