Update Notes for 1.1.5.0 (macOS only)

- Fixed rendering issues on macOS Big Sur - Fixed launch crash on older macOS versions The older macOS build can be found in [i]macos_old[/i] branch, in case the newer build doesn't work on older macOS versions. To change the branch for a game: [olist] [*] Right click the game, and select [i]Properties...[/i]. [*] Select [i]Betas[/i]. [*] Select the branch from [i]Select the beta you would like to opt into[/i] drop-down list. [*] Close the window. The game should update to reflect the selected branch. [/olist]