Update changelog

assets/app/changelog.md

@@ -1,13 +1,7 @@
-Changelog for 1.6.8 Patch (June 30, 2023)
-===================
-
-## Changes
-
-- Updates are now checked automatically rather than on prompt 
+Changelog for 1.6.8 Patch (July 4, 2023)
+=================== 
 
 ## Bug fixes
 
-- Fixed a bug where the in-game leaderboard sorting breaks when restarting gameplay with global leaderboard
-- Fixed a bug where the player can continue gameplay after failing with the Sudden Death mod
-- Fixed a bug where the game may crash when importing beatmaps in Android versions lower than 7
-- Fixed a bug where beatmap importing process will be aborted if a beatmap cannot be imported
+- Fixed a bug where the game may crash if gameplay is started while the in-game leaderboard is still waiting for data
+- Fixed a bug where the mod menu's "settings" button can potentially be visible outside the mod menu