Fix EndGateway translation issue (GeyserMC#1892)

* Fix EndGateway translation issue.

* Change contains check to instanceof LongTag as requested.

* Add space after if as requested.

Co-authored-by: Brave_Chicken <bravechickengamer@gmail.com>

connector/src/main/java/org/geysermc/connector/network/translators/world/block/entity/EndGatewayBlockEntityTranslator.java

@@ -27,6 +27,8 @@
 
 import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
 import com.github.steveice10.opennbt.tag.builtin.IntTag;
+import com.github.steveice10.opennbt.tag.builtin.LongTag;
+import com.github.steveice10.opennbt.tag.builtin.Tag;
 import com.nukkitx.nbt.NbtList;
 import com.nukkitx.nbt.NbtMapBuilder;
 import com.nukkitx.nbt.NbtType;
@@ -39,7 +41,10 @@
 public class EndGatewayBlockEntityTranslator extends BlockEntityTranslator {
     @Override
     public void translateTag(NbtMapBuilder builder, CompoundTag tag, int blockState) {
-        builder.put("Age", (int) ((long) tag.get("Age").getValue()));
+        Tag ageTag = tag.get("Age");
+        if (ageTag instanceof LongTag) {
+            builder.put("Age", (int) ((long) ageTag.getValue()));
+        }
         // Java sometimes does not provide this tag, but Bedrock crashes if it doesn't exist
         // Linked coordinates
         IntList tagsList = new IntArrayList();