chore(deps): Update dependency net.essentialsx:EssentialsXDiscord to v2.21.2

Author: renovate[bot]

gradle/libs.versions.toml

@@ -41,7 +41,7 @@ fabricApi = "0.129.0+1.21.8"
 fabricPermissionsApi = "0.4.1"
 adventurePlatformFabric = "6.6.0"
 luckPermsApi = "5.4"
-essentialsx = "2.20.1"
+essentialsx = "2.21.2"
 discordsrv = "1.28.1"
 placeholderapi = "2.11.6"
 miniplaceholders = "3.0.1"