[GTK4] Don't print version warning

All GTK 4.x versions are supposed to be supported (for now) and printing
a warning that version is too new when comparing with gtk 3.22.0.

Author: akurtakov

bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Display.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2022 IBM Corporation and others.
+ * Copyright (c) 2000, 2025 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -1208,15 +1208,17 @@ void createDisplay (DeviceData data) {
 		System.setProperty("org.eclipse.swt.internal.gdk.backend", "x11");
 	}
 	if (OS.SWT_DEBUG) Device.DEBUG = true;
-	long ptr = GTK.gtk_check_version (GTK3_MAJOR, GTK3_MINOR, GTK3_MICRO);
-	if (ptr != 0) {
-		int length = C.strlen (ptr);
-		byte [] buffer = new byte [length];
-		C.memmove (buffer, ptr, length);
-		System.out.println ("***WARNING: " + new String (Converter.mbcsToWcs (buffer))); //$NON-NLS-1$
-		System.out.println ("***WARNING: SWT requires GTK " + GTK3_MAJOR+ "." + GTK3_MINOR + "." + GTK3_MICRO); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
-		int major = GTK.gtk_get_major_version(), minor = GTK.gtk_get_minor_version (), micro = GTK.gtk_get_micro_version ();
-		System.out.println ("***WARNING: Detected: " + major + "." + minor + "." + micro); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
+	if (!GTK.GTK4) {
+		long ptr = GTK.gtk_check_version (GTK3_MAJOR, GTK3_MINOR, GTK3_MICRO);
+		if (ptr != 0) {
+			int length = C.strlen (ptr);
+			byte [] buffer = new byte [length];
+			C.memmove (buffer, ptr, length);
+			System.out.println ("***WARNING: " + new String (Converter.mbcsToWcs (buffer))); //$NON-NLS-1$
+			System.out.println ("***WARNING: SWT requires GTK " + GTK3_MAJOR+ "." + GTK3_MINOR + "." + GTK3_MICRO); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
+			int major = GTK.gtk_get_major_version(), minor = GTK.gtk_get_minor_version (), micro = GTK.gtk_get_micro_version ();
+			System.out.println ("***WARNING: Detected: " + major + "." + minor + "." + micro); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
+		}
 	}
 	fixed_type = OS.swt_fixed_get_type();
 	if (rendererClassInitProc == 0) {