Move card renders to separate folder

mtg-nicol-bolas-archenemy-reimagined.md

@@ -49,7 +49,7 @@ In terms of the decks, this is a hybrid between Commander and Oathbreaker:
    2. Proxy the expensive cards. This is the solution we have chosen for our playgroup, as we are firm believers in "Magic should be *played* and the cards exist somewhere, so use them however we can". You may disagree with this philosophy and that's fine, but we built around it.
 
    Yes, this means the decks as-is would never see print, even beyond just the Reserve List cards, but that is after all part of the point of "reimagining" them.
-* The original `Oath of Nissa` card has a second ability ("use mana as if it was any colour to cast a planeswalker") that is functionally useless in her deck and this format, since each deck features only a single Planeswalker and the deck is already in her colours with a good dual-colour manabase. Instead, this variant uses [a new, custom `Oath of Nissa` card to compensate](images/nissas-new-oath.png) for the Nissa deck's Gatewatch Oath:
+* The original `Oath of Nissa` card has a second ability ("use mana as if it was any colour to cast a planeswalker") that is functionally useless in her deck and this format, since each deck features only a single Planeswalker and the deck is already in her colours with a good dual-colour manabase. Instead, this variant uses [a new, custom `Oath of Nissa` card to compensate](images/card-renders/oath-of-nissa.png) for the Nissa deck's Gatewatch Oath:
    ```
    Oath of Nissa {G}{G}
    Legendary Enchantment