[WEBPC] Laggy composer when fwd/reply/reply all a long email conversation

[QuangHoang1210]

ENV:

• Device: Laptop
• Browser: Chrome / Firefox / Safari
• ENV: tmail.linagora.com

Laggy when typing composer when fwd/reply/reply all a long email conversation

Step: 1, User A,B email and reply to each other 2, User A fwd/reply/reply all 3, User A attach more file or inline image or typing long body

Actual: Seem laggy composer

Expected:
Smoothly

*Video

https://github.com/linagora/tmail-flutter/assets/124866146/1e3e43f7-f76d-4b9c-99c2-590906c909d7

https://github.com/linagora/tmail-flutter/assets/124866146/96e37ed2-d2c1-4f82-ae9a-7648ccb7cb75