fix: typo in English fieldname

src/templates/vocabulary/hear/front.html

-{{#Enable listen}}{{#Pronounciation}}
+{{#Enable listen}}{{#Pronunciation}}
 <style>
   @import url(../../../components/global.css);
 </style>
@@ -19,14 +19,14 @@
     <dd id="t2s-player-container" class="t2s-player-container">
       <div class="anki-droid-player">
         <tts style="display: none" service="android" voice="zh_CN">
-          {{text:Pronounciation}}
+          {{text:Pronunciation}}
         </tts>
       </div>
       <div class="anki-web-player">
-        {{text:Pronounciation}}
+        {{text:Pronunciation}}
       </div>
       <div class="anki-builtin-player">
-        {{tts zh_CN:Pronounciation}}
+        {{tts zh_CN:Pronunciation}}
       </div>
     </dd>
     <dt>Recording</dt>
@@ -42,4 +42,4 @@
 <script type="module">
   import '../../../components/front'
 </script>
-{{/Pronounciation}}{{/Enable listen}}
\ No newline at end of file
+{{/Pronunciation}}{{/Enable listen}}
\ No newline at end of file