Remove unnecessary input win redisplay

[H3rnand3zzz]

• [ ] I ran valgrind when using my new feature

How to test the functionality

• Use /editor and write some stuff, after this save and close, input should be updated.

[jubalh]

Undone in https://github.com/profanity-im/profanity/commit/88b26cfdb9bd8468c9b7f9131dea55ed35bbd751