Ensure that we leave focus when we call stopAction or cancel working

src/NetscriptFunctions/Singularity.ts

@@ -738,6 +738,7 @@ export function NetscriptSingularity(
       helper.checkSingularityAccess("stopAction");
       if (player.isWorking) {
         if (player.focus) {
+          player.stopFocusing();
           Router.toTerminal();
         }
         const txt = player.singularityStopWork();