Remove color from item-mods attributes (#290)

Signed-off-by: zzuf <11651753+zzufx@users.noreply.github.com>

Author: zzufx

docs/modules/gear/item-mods.mdx

@@ -82,7 +82,6 @@ While these are the same attributes as used in item kits, the modify element doe
 | `name` | The item's display name that appears when it is selected. | <span className="badge badge--primary">String</span> |
 | `lore` | Custom text that appears when a player hovers over the item in the inventory. | <span className="badge badge--primary">String</span> |
 | `unbreakable` | Specify if this item is unbreakable and hides the durability bar in Minecraft. | <span className="badge badge--primary">true/false</span> | false |
-| `color` | Leather armor color as a hexadecimal color. `RRGGBB`<br />*Only applies to leather armor items.* | <span className="badge badge--primary">Hex Color</span> |
 | `potion` | Potion type.<br />*Only applies to potion items.* | [Potion ID](https://minecraft.wiki/w/Potion#Data_values) |
 | `show-enchantments` | Show enchantments in the item tooltip. | <span className="badge badge--primary">true/false</span> | true |
 | `show-attributes` | Show attribute modifiers in the item tooltip. | <span className="badge badge--primary">true/false</span> | true |