removed plum from color list

Author: zphrs

src/routes/styles/global.css

@@ -39,7 +39,6 @@
 	--gray-80: #cbccca;
 	--gray-90: #e5e6e2;
 	--gray-100: #fffef7;
-	--plum: #1e1729;
 	--gap-2: 2rem;
 	--gap-1: 1rem;
 	--gap-0-5: 0.5rem;