implement resize increments under wayland

[pedrohgmacedo]

• Tested on all platforms changed
• Added an entry to the changelog module if knowledge of this change could be valuable to users
• Updated documentation to reflect any user-facing changes, including notes of platform-specific behavior
• Created or updated an example program if it would help users understand this functionality

[MindSwipe]

I just wanted to chime and say that I backported these changes to v0.30.12 in my own fork of winit and have been using that fork in my fork of Alacritty for the last few days and it's working like a charm.

[pedrohgmacedo]

I just wanted to chime and say that I backported these changes to v0.30.12 in my own fork of winit and have been using that fork in my fork of Alacritty for the last few days and it's working like a charm.

neat

@kchibisov I've updated the logic explanation to reflect the discussion. Is there anything else left?