SPIGOT-5939: EntityPortalEnterEvent not fired for end portal if end disabled

By: md_5 <git@md-5.net>

paper-server/nms-patches/BlockEnderPortal.patch

@@ -11,8 +11,12 @@
  public class BlockEnderPortal extends BlockTileEntity {
  
      protected static final VoxelShape a = Block.a(0.0D, 0.0D, 0.0D, 16.0D, 12.0D, 16.0D);
-@@ -28,6 +33,15 @@
-                 return;
+@@ -25,9 +30,18 @@
+             WorldServer worldserver = ((WorldServer) world).getMinecraftServer().getWorldServer(resourcekey);
+ 
+             if (worldserver == null) {
+-                return;
++                // return; // CraftBukkit - always fire event in case plugins wish to change it
              }
  
 +            // CraftBukkit start - Entity in portal