1.21.3 (#2974)

* feat: initial work on 1.21.3 adapter

* chore: method does not exist anymore

* cleanup, deduplicate, drop old versions from runServer task

* chore: apply deduplicated fields changes from PR

* chore: remove jetbrains annotations references

* chore: remove unsupported versions from modrinth release task

* chore: adjust mondrinth versions, update issue template

worldedit-bukkit/src/test/java/com/sk89q/wepif/TestOfflinePermissible.java

@@ -20,6 +20,7 @@
 package com.sk89q.wepif;
 
 import com.destroystokyo.paper.profile.PlayerProfile;
+import io.papermc.paper.persistence.PersistentDataContainerView;
 import org.bukkit.BanEntry;
 import org.bukkit.Location;
 import org.bukkit.Material;
@@ -375,4 +376,9 @@ public class TestOfflinePermissible implements OfflinePlayer, Permissible {
         return null;
     }
 
+    @Override
+    public @NotNull PersistentDataContainerView getPersistentDataContainer() {
+        throw new UnsupportedOperationException("Not supported yet.");
+    }
+
 }