:bug: Fix exception due to incorrect Font resource description in info dialogs

demo/src/main/java/io/github/palexdev/materialfx/demo/controllers/DialogsController.java

@@ -71,7 +71,7 @@ public class DialogsController {
 
 	@FXML
 	private void openInfo(ActionEvent event) {
-		MFXFontIcon infoIcon = new MFXFontIcon("mfx-info-circle-filled", 18);
+		MFXFontIcon infoIcon = new MFXFontIcon("mfx-info-circle", 18);
 		dialogContent.setHeaderIcon(infoIcon);
 		dialogContent.setHeaderText("This is a generic info dialog");
 		convertDialogTo("mfx-info-dialog");

materialfx/src/main/java/io/github/palexdev/materialfx/dialogs/MFXDialogs.java

@@ -30,7 +30,7 @@ public class MFXDialogs {
 	}
 
 	public static MFXGenericDialogBuilder info() {
-		MFXFontIcon infoIcon = new MFXFontIcon("mfx-info-circle-filled", 18);
+		MFXFontIcon infoIcon = new MFXFontIcon("mfx-info-circle", 18);
 		return MFXGenericDialogBuilder.build().addStyleClasses("mfx-info-dialog").setHeaderIcon(infoIcon);
 	}