Remove MagicNumber checkstyle

There are a lot of "magic numbers" that we really don't want to extract
as a constant.

Until now, many @SuppressWarnings annotations were added, but it makes
no sense to check for magic number if we silent the warnings everywhere.

server/src/main/java/com/genymobile/scrcpy/Controller.java

@@ -47,7 +47,6 @@ public class Controller {
         }
     }
 
-    @SuppressWarnings("checkstyle:MagicNumber")
     public void control() throws IOException {
         // on start, power on the device
         if (!device.isScreenOn()) {