Gatekeeperv2 Updated Display Image Source (#205)

* Updated Support for Gatekeeperv2
- Removed required GUILDID arg
- Added `-command` arg

Command arg can be used to trace Discord Users who issue slash commands.

* Updated DisplayImageSource URL for Gatekeeper

* Updating Display Image Source - Gatekeeperv2

* Fixed typo

gatekeeperv2.kvp

@@ -4,7 +4,7 @@ Meta.OS=Linux
 Meta.Arch=x86_64
 Meta.Author=k8thekat, IceOfWraith
 Meta.URL=https://github.com/k8thekat/GatekeeperV2
-Meta.DisplayImageSource=url:https://avatars.githubusercontent.com/u/68672235?v=4
+Meta.DisplayImageSource=url:https://github.com/k8thekat/GatekeeperV2/raw/main/resources/Gatekeeperv2%20Banner.jpg
 Meta.EndpointURIFormat=steam://connect/{0}
 Meta.ConfigManifest=gatekeeperv2config.json
 Meta.MetaConfigManifest=gatekeeperv2metaconfig.json