#1082: Add "since" to Deprecation annotations

By: DerFrZocker <derrieple@gmail.com>

paper-api/src/main/java/org/bukkit/util/Consumer.java

@@ -10,7 +10,7 @@ package org.bukkit.util;
 // Bukkit developer note (NOT plugin developers):
 // NEVER use this consumer in the API.
 // API methods which use this consumer will be remapped to Java's consumer at runtime, resulting in an error.
-@Deprecated
+@Deprecated(since = "1.20.2")
 public interface Consumer<T> extends java.util.function.Consumer<T> {
 
     /**