runelite-client: Add fairy ring search to fairy ring plugin

runelite-api/src/main/java/net/runelite/api/ScriptID.java

@@ -26,6 +26,16 @@ package net.runelite.api;
 
 public final class ScriptID
 {
+	/**
+	 * Updates the scrollbar handle and container to the new height of the content container
+	 * <ul>
+	 * <li> int (WidgetID) Scrollbar's widget ID </li>
+	 * <li> int (WidgetID) Container widget ID </li>
+	 * <li> int how far down to scroll </li>
+	 * </ul>
+	 */
+	public static final int UPDATE_SCROLLBAR = 72;
+
 	/**
 	 * Sends a chat message
 	 * <ul>