Don't flip splash screen image on macOS 14

- Because this is (partially) fixed in Eclipse 4.30 we don't need to flip the image

- But this will only work for macOS 14 unless we target Eclipse 4.31 or later

com.archimatetool.editor/src/com/archimatetool/editor/SplashHandler.java

@@ -54,7 +54,13 @@ public void init(Shell shell) {
 	 * See https://github.com/eclipse-platform/eclipse.platform.swt/issues/772
 	 */
 	private void checkMacBackgroundImageInverted(Shell shell) {
-        if(PlatformUtils.isMac() && PlatformUtils.compareOSVersion("14.0") >= 0) { //$NON-NLS-1$
+	    // This was partially fixed for Eclipse 4.30 in org.eclipse.ui.internal.Workbench but that only checks for macOS 14
+	    // So that fix won't work on macOS 15 and greater.
+        // https://github.com/eclipse-platform/eclipse.platform.ui/pull/1355/commits/884bb26a23374c5c1def95ca70b7abc74f395382
+	    // However, there is a better macOS version check in Eclipse 4.31.
+	    // So we'll compare with macOS 15.
+	    // TODO: remove this if and when we target Eclipse 4.31 or greater
+        if(PlatformUtils.isMac() && PlatformUtils.compareOSVersion("15.0") >= 0) { //$NON-NLS-1$
 	        // Flip the image
             shell.setBackgroundImage(flipImage(shell.getDisplay(), shell.getBackgroundImage()));