Update Discord.DiscordCanary to 0.0.299 (#8075)

manifests/Discord/DiscordCanary/0.0.299.yaml

@@ -0,0 +1,18 @@
+Id: Discord.DiscordCanary
+Name: Discord Canary
+AppMoniker: discord-canary
+Version: 0.0.299
+Publisher: Discord Inc.
+Author: Discord Inc.
+License: (c) 2021 Discord Inc.
+LicenseUrl: https://discord.com/licenses
+Description: Whether you’re part of a school club, gaming group, worldwide art community, or just a handful of friends that want to spend time together, Discord makes it easy to talk every day and hang out more often.
+Homepage: https://discord.com/
+Installers:
+  - Arch: neutral
+    Url: https://dl-canary.discordapp.net/apps/win/0.0.299/DiscordCanarySetup.exe
+    Sha256: bf883dd33670287bcc9678b49bc3865b6e8ef76bf491ff9be92892be077d29b6
+    InstallerType: exe
+    Switches:
+      Silent: /s
+      SilentWithProgress: /s