Revert "Add SayanVanish (#38)"

This reverts commit 93e32d5.

docs/index.mdx

@@ -75,7 +75,6 @@ _**We only give support for the latest release/dev builds; please update before
 * [DiscordSRVUtils] (Not associated with DiscordSRV)
 * [ActivityRoles]
 * [EconomyShopGUI]
-* [SayanVanish]
 * [DiscordSchematicUploader] (Not associated with DiscordSRV)
 * [KiaiMC]
 * [SlashAdditions]
@@ -196,7 +195,6 @@ DiscordSRV checks for updates using GitHub's API, and makes sure the version is
 [DiscordSRVUtils]: https://www.spigotmc.org/resources/85958/
 [ActivityRoles]: https://modrinth.com/plugin/activityroles/
 [EconomyShopGUI]: https://www.spigotmc.org/resources/69927/
-[SayanVanish]: https://www.spigotmc.org/resources/105992/
 [DiscordSchematicUploader]: https://modrinth.com/plugin/discordschematicuploader/
 [KiaiMC]: https://modrinth.com/plugin/KiaiMC/
 [SlashAdditions]: https://modrinth.com/plugin/slashadditions/