Add Osu! 2021.523.0 (#13842)

manifests/p/Peppy/Osu!/2021.523.0/Peppy.Osu!.yaml

@@ -0,0 +1,20 @@
+PackageIdentifier: Peppy.Osu!
+PackageName: Osu!
+Publisher: Dean "peppy" Herbert
+Moniker: osu
+ShortDescription: 'A free-to-win rhythm game developed by peppy with four game modes: osu!standard, a circle clicking simulator; osu!taiko, a drumming emulator; osu!catch, a fruit salad catcher; and osu!mania, a key smashing synthesizer.'
+PackageUrl: https://osu.ppy.sh/
+PackageVersion: 2021.523.0
+License: MIT
+LicenseUrl: https://github.com/ppy/osu/blob/master/LICENCE
+Installers:
+- Architecture: x64
+  InstallerUrl: https://github.com/ppy/osu/releases/download/2021.523.0/install.exe
+  InstallerSha256: 65500723ce28b16e8ee925895f01a9dd0dd784e31387266372424b53d492ac7d
+  InstallerType: exe
+  InstallerSwitches:
+    Silent: /silent
+    SilentWithProgress: /silent
+PackageLocale: en-US
+ManifestType: singleton
+ManifestVersion: 1.0.0