Remove doc bot (#2399)

docs/source/_templates/page.html

@@ -1,23 +1,4 @@
 {% extends "!page.html" %}
 {% block scripts %}
     {{ super() }}
-    <!-- DocsQA integration start -->
-    <script src="https://cdn.jsdelivr.net/npm/qabot@0.4"></script>
-
-    <qa-bot
-        token="qAFjWNovwHUXKKkVhy4AN6tawSwCMfdb3HJNPLVM23ACdrBGxmBNObM="
-        title="🐸💬TTS Bot"
-        description="A library for advanced Text-to-Speech generation"
-        style="bottom: calc(1.25em + 80px);"
-    >
-    <template>
-        <dl>
-            <dt>You can ask questions about TTS. Try</dt>
-            <dd>What is VITS?</dd>
-            <dd>How to train a TTS model?</dd>
-            <dd>What is the format of training data?</dd>
-        </dl>
-    </template>
-    </qa-bot>
-    <!-- DocsQA integration end -->
 {% endblock %}