TF-2362 Automatically detect that the screen is not fully filled to load more emails

Signed-off-by: dab246 <tdvu@linagora.com>
(cherry picked from commit 73c36be3a5c972c2da1a04d09e3eb493e0732f6e)

lib/features/thread/domain/constants/thread_constants.dart

@@ -89,4 +89,7 @@ class ThreadConstants {
     EmailProperty.mailboxIds,
     IndividualHeaderIdentifier.headerCalendarEvent.value,
   });
+
+  static const int defaultMaxHeightEmailItemOnBrowser = 40;
+  static const int defaultMaxHeightBrowser = 1200;
 }