Add getName() to AnimalTamer

By: Wesley Wolfe <weswolf@aol.com>

paper-api/src/main/java/org/bukkit/entity/AnimalTamer.java

@@ -1,3 +1,9 @@
 package org.bukkit.entity;
 
-public interface AnimalTamer {}
+public interface AnimalTamer {
+    /**
+     * This is the name of the specified AnimalTamer.
+     * @return The name to reference on tamed animals
+     */
+    public String getName();
+}