Add PlayerSpawned API for Endermites

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

paper-server/src/main/java/org/bukkit/craftbukkit/entity/CraftEndermite.java

@@ -11,6 +11,11 @@ public class CraftEndermite extends CraftMonster implements Endermite {
         super(server, entity);
     }
 
+    @Override
+    public EntityEndermite getHandle() {
+        return (EntityEndermite) super.getHandle();
+    }
+
     @Override
     public String toString() {
         return "CraftEndermite";
@@ -20,4 +25,14 @@ public class CraftEndermite extends CraftMonster implements Endermite {
     public EntityType getType() {
         return EntityType.ENDERMITE;
     }
+
+    @Override
+    public boolean isPlayerSpawned() {
+        return getHandle().l(); // PAIL
+    }
+
+    @Override
+    public void setPlayerSpawned(boolean playerSpawned) {
+        getHandle().a(playerSpawned); // PAIL
+    }
 }