Update CHANGELOG.md

Author: vlussenburg

CHANGELOG.md

@@ -2,7 +2,7 @@
 
 ## Version 3.3.3
 - Fixed iOS compilation issue with Backtrace namespace.
-- Prevent displaying Backtrace configuration when Application.isPlaying is true.
+- Prevent displaying Backtrace configuration when `Application.isPlaying` is `true`.
 
 ## Version 3.3.2
 - ANR detection algorithm now uses `Time.unscaledTime` instead of `Time.time` to prevent ANR detection when game is paused.