#1068: TreeType - add missing pale oak trees

By: shanebeee <shanebolenback@me.com>

paper-api/src/main/java/org/bukkit/TreeType.java

@@ -1,5 +1,7 @@
 package org.bukkit;
 
+import org.jetbrains.annotations.ApiStatus;
+
 /**
  * Tree and organic structure types.
  */
@@ -101,4 +103,16 @@ public enum TreeType {
      * Cherry tree
      */
     CHERRY,
+    /**
+     * Pale oak tree
+     */
+    @ApiStatus.Experimental
+    @MinecraftExperimental(MinecraftExperimental.Requires.WINTER_DROP)
+    PALE_OAK,
+    /**
+     * Pale oak tree with a creaking heart
+     */
+    @ApiStatus.Experimental
+    @MinecraftExperimental(MinecraftExperimental.Requires.WINTER_DROP)
+    PALE_OAK_CREAKING,
 }