fix(curriculum): replace the tones audio with a video in A1 Chinese simple finals block (freeCodeCamp#64821)

Author: miyaliu666

curriculum/challenges/english/blocks/zh-a1-learn-simple-finals/6cfe60a920b3b428784fe194.md

@@ -2,13 +2,12 @@
 id: 6cfe60a920b3b428784fe194
 title: Task 3
 challengeType: 24
+videoId: V0z6MZHmWU4
 dashedName: task-3
 lang: zh-CN
 ---
 
-<!-- (Audio) Chen Na: ā, á, ǎ, à -->
-
-# --description--
+# --instructions--
 
 The first simple final you'll learn is `a`.
 
@@ -48,79 +47,4 @@ Let's practice pronouncing the final `a` with different tones.
 
 # --assignment--
 
-I've listened to the audio and practiced pronouncing this final.
-
-# --scene--
-
-```json
-{
-  "setup": {
-    "background": "company1-breakroom.png",
-    "characters": [
-      {
-        "character": "Chen Na",
-        "position": {
-          "x": 50,
-          "y": 15,
-          "z": 1.4
-        },
-        "opacity": 0
-      }
-    ],
-    "audio": {
-      "filename": "ZH_A1_pinyin_single_finals.mp3",
-      "startTime": 1,
-      "startTimestamp": 26,
-      "finishTimestamp": 32.76
-    }
-  },
-  "commands": [
-    {
-      "character": "Chen Na",
-      "opacity": 1,
-      "startTime": 0
-    },
-    {
-      "character": "Chen Na",
-      "startTime": 1,
-      "finishTime": 1.7,
-      "dialogue": {
-        "text": "ā",
-        "align": "center"
-      }
-    },
-    {
-      "character": "Chen Na",
-      "startTime": 2.99,
-      "finishTime": 3.72,
-      "dialogue": {
-        "text": "á",
-        "align": "center"
-      }
-    },
-    {
-      "character": "Chen Na",
-      "startTime": 5,
-      "finishTime": 5.88,
-      "dialogue": {
-        "text": "ǎ",
-        "align": "center"
-      }
-    },
-    {
-      "character": "Chen Na",
-      "startTime": 7.38,
-      "finishTime": 7.76,
-      "dialogue": {
-        "text": "à",
-        "align": "center"
-      }
-    },
-    {
-      "character": "Chen Na",
-      "opacity": 0,
-      "startTime": 8.26
-    }
-  ]
-}
-```
+I've watched the video and practiced pronouncing this final.