Merge code blocks in docs

Author: FloEdelmann

docs/rules/require-toggle-inside-transition.md

@@ -53,15 +53,7 @@ This rule reports elements inside `<transition>` that do not control the display
   <transition><div v-if="show" /></transition>
   <transition><div v-show="show" /></transition>
   <transition><dialog v-dialog="show" /></transition>
-<template>
-```
-
-</eslint-code-block>
 
-<eslint-code-block :rules="{'vue/require-toggle-inside-transition': ['error', {additionalDirectives: ['dialog']}]}">
-
-```vue
-<template>
   <!-- ✗ BAD -->
   <transition><div /></transition>
   <transition><div v-custom="show" /></transition>