Merge v1.9.0 develop to main (#2272)

* Release v1.9.0

* Release v1.9.0

README.md

@@ -12,7 +12,6 @@ A toolkit for building rich console apps for .NET, .NET Core, and Mono that work
 
 ![Sample app](docfx/images/sample.gif)
 
-
 ## Quick Start
 
 Paste these commands into your favorite terminal on Windows, Mac, or Linux. This will install the [Terminal.Gui.Templates](https://github.com/gui-cs/Terminal.Gui.templates), create a new "Hello World" TUI app, and run it.

Terminal.Gui/README.md

@@ -68,7 +68,6 @@ The PR title should be of the form "Release v2.3.4"
 git checkout develop
 git pull upstream develop
 git checkout -b v_2_3_4
-git merge develop
 git add .
 git commit -m "Release v2.3.4"
 git push