Remove release schedule section

I'm not sticking to it for now so removing

README.md

@@ -12,10 +12,6 @@ This is the issue tracker for the VS Code extension [**Luna Paint**](https://mar
   <img src="https://github.com/Tyriar/vscode-luna-paint/raw/master/images/readme/demo.png">
 </p>
 
-### Release Schedule
-
-The goal for the foreseeable future is to do a new release on the first Monday of every month. This date may be pushed if the quality is not there or if personal circumstances prevent it.
-
 ### Roadmap
 
 Some of the upcoming changes are tracked in this repository and can be seen by filtering issues by [milestone](https://github.com/lunapaint/vscode-luna-paint/milestones).