JetBrains Toolkit updated about 8 hours ago.

This added `idea.cmd` in addition to a Unix-y `idea` executable, which made our check for `idea` find the Unix one. Making it look for `idea.cmd` fixes this.

src/main/java/gdx/liftoff/ui/panels/CompleteButtonsPanel.java

@@ -73,7 +73,7 @@ public void populate(boolean fullscreen) {
         addHandListener(ideaButton);
         try {
             if (UIUtils.isWindows) {
-                List<String> findIntellijExecutable = Arrays.asList("where.exe", "idea");
+                List<String> findIntellijExecutable = Arrays.asList("where.exe", "idea.cmd");
 
                 Process whereProcess = new ProcessBuilder(findIntellijExecutable).start();