make OrePrefix constructor public

Author: serenibyss

src/main/java/gregtech/api/unification/ore/OrePrefix.java

@@ -423,7 +423,7 @@ private static void excludeAllGems(Material material) {
     public final List<MaterialStack> secondaryMaterials = new ArrayList<>();
     public float heatDamage = 0.0F; // Negative for Frost Damage
 
-    OrePrefix(String name, long materialAmount, @Nullable Material material, @Nullable MaterialIconType materialIconType, long flags, @Nullable Predicate<Material> condition) {
+    public OrePrefix(String name, long materialAmount, @Nullable Material material, @Nullable MaterialIconType materialIconType, long flags, @Nullable Predicate<Material> condition) {
         Preconditions.checkArgument(!PREFIXES.containsKey(name), "OrePrefix " + name + " already registered!");
         this.name = name;
         this.id = idCounter.getAndIncrement();