Cocoa/Config: turn Notification Config to the new Style

lcl/interfaces/cocoa/cocoaconfig.inc

@@ -91,3 +91,11 @@ var
     );
   );
 
+var
+  CocoaConfigNotification: TCocoaConfigNotification = (
+    // by default on macOS, Notification is only Presented when the APP is
+    // in the background.
+    // when CocoaAlwaysPresentNotification is set to True, Notification is
+    // always Presented.
+    alwaysPresent: True;
+  );

lcl/interfaces/cocoa/cocoaconfig.pas

@@ -139,7 +139,11 @@ type
   end;
 
 type
+  TCocoaConfigNotification = record
+    alwaysPresent: Boolean;
+  end;
 
+type
   // on macOS, the FocusRing takes up extra space, which may cause strange
   // display in some cases. it may block other controls, or be partially cut off.
   // for example, in the Lazarus IDE - About dialog, the FocusRing of the
@@ -164,13 +168,6 @@ type
   function getCocoaControlFocusRingStrategry( AClassName: NSString ): TCocoaFocusRingStrategy;
 
 var
-  // by default on macOS, Notification is only Presented when the APP is
-  // in the background.
-  // when CocoaAlwaysPresentNotification is set to True, Notification is
-  // always Presented.
-  CocoaAlwaysPresentNotification : Boolean = True;
-
-
   // for compatiblity with LCL 1.8 release. The macOS base is 72ppi
   CocoaBasePPI : Integer = 96;
 

lcl/interfaces/cocoa/cocoatrayicon.inc

@@ -202,7 +202,7 @@ begin
     message.setSoundName( NSUserNotificationDefaultSoundName );
 
   nc:= NSUserNotificationCenter.defaultUserNotificationCenter;
-  if CocoaConfig.CocoaAlwaysPresentNotification then begin
+  if CocoaConfigNotification.alwaysPresent then begin
     if NOT Assigned(nc.delegate) then
       nc.setDelegate( TCocoaUserNotificationCenterDelegate.new );
   end;