Remove guardian beam render issue workaround

Messing with game time sent to the client isn't worth the trouble whenever it may be used by the client now and in the future for such a small issue. Mojang, plz fix

patches/server/0690-Add-ItemFactory-getSpawnEgg-API.patch

@@ -0,0 +1,28 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: William Blake Galbreath <blake.galbreath@gmail.com>
+Date: Thu, 14 Oct 2021 12:09:39 -0500
+Subject: [PATCH] Add ItemFactory#getSpawnEgg API
+
+
+diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftItemFactory.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftItemFactory.java
+index 6da68728ead8eeb986baeb8bb0a3503307f5b70b..a7370f440dbcde6bf56deb1c1763baaa2a30da88 100644
+--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftItemFactory.java
++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftItemFactory.java
+@@ -474,5 +474,17 @@ public final class CraftItemFactory implements ItemFactory {
+             entity.getUniqueId().toString(),
+             new net.md_5.bungee.api.chat.TextComponent(customName));
+     }
++
++    @Override
++    public ItemStack getSpawnEgg(org.bukkit.entity.EntityType type) {
++        if (type == null) {
++            return null;
++        }
++        String typeId = type.getKey().toString();
++        net.minecraft.resources.ResourceLocation typeKey = new net.minecraft.resources.ResourceLocation(typeId);
++        net.minecraft.world.entity.EntityType<?> nmsType = net.minecraft.core.registries.BuiltInRegistries.ENTITY_TYPE.get(typeKey);
++        net.minecraft.world.item.SpawnEggItem eggItem = net.minecraft.world.item.SpawnEggItem.byId(nmsType);
++        return eggItem == null ? null : new net.minecraft.world.item.ItemStack(eggItem).asBukkitMirror();
++    }
+     // Paper end
+ }