migrate beforeDestroy to beforeUnmount

demos/src/GuideNodeViews/DragHandle/Vue/index.vue

@@ -45,7 +45,7 @@ export default {
     })
   },
 
-  beforeDestroy() {
+  beforeUnmount() {
     this.editor.destroy()
   },
 }

demos/src/GuideNodeViews/JavaScript/Vue/index.vue

@@ -36,7 +36,7 @@ export default {
     })
   },
 
-  beforeDestroy() {
+  beforeUnmount() {
     this.editor.destroy()
   },
 }

demos/src/GuideNodeViews/JavaScriptContent/Vue/index.vue

@@ -38,7 +38,7 @@ export default {
     })
   },
 
-  beforeDestroy() {
+  beforeUnmount() {
     this.editor.destroy()
   },
 }

demos/src/GuideNodeViews/TableOfContents/Vue/index.vue

@@ -42,7 +42,7 @@ export default {
     })
   },
 
-  beforeDestroy() {
+  beforeUnmount() {
     this.editor.destroy()
   },
 }

demos/src/GuideNodeViews/VueComponent/Vue/index.vue

@@ -36,7 +36,7 @@ export default {
     })
   },
 
-  beforeDestroy() {
+  beforeUnmount() {
     this.editor.destroy()
   },
 }

demos/src/GuideNodeViews/VueComponentContent/Vue/index.vue

@@ -38,7 +38,7 @@ export default {
     })
   },
 
-  beforeDestroy() {
+  beforeUnmount() {
     this.editor.destroy()
   },
 }