Add common hidden items to GroundItemsPlugin

To reduce default plugin noise add some common hidden items to
GroundItemsPlugin (basically same default hidden list as OSBuddy has).

Signed-off-by: Tomas Slusny <slusnucky@gmail.com>

runelite-client/src/main/java/net/runelite/client/plugins/grounditems/GroundItemsConfig.java

@@ -62,7 +62,7 @@ public interface GroundItemsConfig extends Config
 	)
 	default String getHiddenItems()
 	{
-		return "";
+		return "Vial, Ashes, Coins, Bones, Bucket, Jug, Seaweed";
 	}
 
 	@ConfigItem(