chore: remove dependency html converter (singerdmx#1987)

* chore: remove html2md dependency in quill_html_converter

* chore: bump vsc_quill_delta_to_html to 1.0.5

Author: EchoEllet

quill_html_converter/pubspec.yaml

@@ -20,8 +20,7 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-  vsc_quill_delta_to_html: ^1.0.4
-  html2md: ^1.3.1
+  vsc_quill_delta_to_html: ^1.0.5
   markdown: ^7.2.2
   charcode: ^1.3.1
   collection: ^1.18.0