Update Vue 3 guide

resources/references/upgrades/administration/vue3.md

@@ -78,9 +78,11 @@ For your templates to work correctly, perform the following in no specific order
 
 - Replace all `sw-field` usages with the corresponding [components](https://github.com/shopware/shopware/blob/trunk/src/Administration/Resources/app/administration/src/app/component/form/sw-field/index.js#L16).
 - [Check all v-models](https://v3-migration.vuejs.org/breaking-changes/v-model.html)
+- [Check event listeners](https://v3-migration.vuejs.org/breaking-changes/v-model.html#_3-x-syntax)
 - [Check for deprecated slot syntax](https://eslint.vuejs.org/rules/no-deprecated-slot-attribute.html)
 - [Check router-view transition combinations](https://router.vuejs.org/guide/migration/#-router-view-keep-alive-and-transition-)
 - [Check your key attributes](https://v3-migration.vuejs.org/breaking-changes/key-attribute.html)
+- [Check for filter usages](https://v3-migration.vuejs.org/breaking-changes/filters.html)
 
 ### Check your code
 
@@ -117,6 +119,10 @@ Fields in the administration no longer have the previous ID almost exclusively u
 ### Prop default
 Prop default functions no longer have access to the component's `this` scope. You can no longer call `this.$tc` in default functions. Use `Shopware.Snippet.tc` instead.
 
+### Mutating props
+This is an antipattern also for Vue 2.
+In Vue 2 however, those mutations where not always detected. In Vue 3 this will fail with hard errors. Take a look at this [example](https://eslint.vuejs.org/rules/no-mutating-props.html) to get a basic understanding on how to avoid mutating props directly.
+
 ## Conclusion
 
 This document emphasizes the crucial need to upgrade your Shopware extensions to Vue.js 3 as Vue.js 2 reaches its end of life on December 31st 2023. Here's a concise recap of the key points: