Update dependency org.bstats:bstats-bukkit to v3.2.1

spigot/build.gradle

@@ -31,7 +31,7 @@ dependencies {
     compileOnly('de.bananaco:bPermissions:2.9.1')  { transitive = false }
     compileOnly('com.platymuus.bukkit.permissions:PermissionsBukkit:1.6')  { transitive = false }
     compileOnly('org.anjocaido:EssentialsGroupManager:2.10.1')  { transitive = false }
-    implementation group: 'org.bstats', name: 'bstats-bukkit', version: '3.0.2'
+    implementation group: 'org.bstats', name: 'bstats-bukkit', version: '3.2.1'
     compileOnly('com.googlecode.json-simple:json-simple:1.1.1') { transitive = false }
     compileOnly('com.google.code.gson:gson:2.8.9') { transitive = false }
     implementation(project(':bukkit-helper')) {