Update some of Fen's silhouettes

scripts/illustrator.jsx

@@ -13,17 +13,17 @@ settings = [
     {
         name: "Light",
         color: 0x4d,
-        threshold: 96
+        threshold: 116
     },
     {
         name: "Medium",
         color: 0x33,
-        threshold: 64
+        threshold: 108
     },
     {
         name: "Dark",
         color: 0x1a,
-        threshold: 32
+        threshold: 96
     },
     {
         name: "Black",