Add method to get highest anger level of warden

patches/api/0312-Missing-Entity-Behavior-API.patch

@@ -563,6 +563,29 @@ index 627e3c1a96ae3331f5aa2dd7803dd2a31c7204be..3c447d2300c866ae605eeca97bd869f4
 +    void setLimitedLifetimeTicks(int ticks);
      // Paper end
  }
+diff --git a/src/main/java/org/bukkit/entity/Warden.java b/src/main/java/org/bukkit/entity/Warden.java
+index 25bbecc89b01faa4905def014d07a616e39df992..5cd34abcc42aa2582dee6770ff1563b1b7b0ee21 100644
+--- a/src/main/java/org/bukkit/entity/Warden.java
++++ b/src/main/java/org/bukkit/entity/Warden.java
+@@ -18,6 +18,18 @@ public interface Warden extends Monster {
+      */
+     int getAnger(@NotNull Entity entity);
+ 
++    // Paper start
++    /**
++     * Gets the highest anger level of this warden.
++     * <p>
++     * Anger is an integer from 0 to 150. Once a Warden reaches 80 anger at a
++     * target it will actively pursue it.
++     *
++     * @return highest anger level
++     */
++    int getHighestAnger();
++    // Paper end
++
+     /**
+      * Increases the anger level of this warden.
+      *
 diff --git a/src/main/java/org/bukkit/entity/Wither.java b/src/main/java/org/bukkit/entity/Wither.java
 index b86f0196e6eb8070830f63a94f732522c2a6c2f1..a1b42ae35dda2da90ba00a2d6666514f7c5b11dd 100644
 --- a/src/main/java/org/bukkit/entity/Wither.java