docs: <ClientOnly> is required when globally registered in Nuxt 2

Author: cloydlau

README.md

@@ -636,10 +636,12 @@ const value = ref()
 </script>
 
 <template>
-  <JsonEditorVue
-    v-model="value"
-    v-bind="{/* local props & attrs */}"
-  />
+  <ClientOnly>
+    <JsonEditorVue
+      v-model="value"
+      v-bind="{/* local props & attrs */}"
+    />
+  </ClientOnly>
 </template>
 ```
 
@@ -750,10 +752,12 @@ export default {
 </script>
 
 <template>
-  <JsonEditorVue
-    v-model="value"
-    v-bind="{/* local props & attrs */}"
-  />
+  <ClientOnly>
+    <JsonEditorVue
+      v-model="value"
+      v-bind="{/* local props & attrs */}"
+    />
+  </ClientOnly>
 </template>
 ```
 

demo/nuxt2+vue2.6/.node-version

@@ -1,7 +1,7 @@
 export default {
   // Global page headers: https://go.nuxtjs.dev/config-head
   head: {
-    title: 'nuxt2',
+    title: 'nuxt2 + vue2.6',
     htmlAttrs: {
       lang: 'en',
     },