Add nether gold ore

Changelog.txt

@@ -1,4 +1,5 @@
 Version 2.1.123
+    Added 'Nether_Gold_Ore' to Mining XP tables in experience.yml with a value of 1300
     Adept Salvage message will now show the correct minimum level
     'Weeping_Vines' renamed to 'Weeping_Vines_Plant' in experience.yml (no edits necessary)
     'Twisted_Vines_Plant' added to Herbalism XP tables in experience.yml with a value of 10

src/main/resources/experience.yml

@@ -385,6 +385,7 @@ Experience_Values:
         End_Stone: 15
         Glowstone: 15
         Gold_Ore: 1300
+        Nether_Gold_Ore: 1300
         Terracotta: 30
         Iron_Ore: 900
         Lapis_Ore: 800