Add MathIsFun0@Trance mod (#45)

Not mine obviously but could be a good addition to the index, this mod
allows the player to change Balatro's UI colors and font.

mods/MathIsFun0@Trance/description.md

@@ -0,0 +1,2 @@
+# Trance
+A mod that lets you change Balatro's colors and font

mods/MathIsFun0@Trance/meta.json

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+{
+  "title": "Trance",
+  "requires-steamodded": false,
+  "requires-talisman": false,
+  "categories": ["Miscellaneous"],
+  "author": "MathIsFun0",
+  "repo":"https://github.com/MathIsFun0/Trance",
+  "downloadURL": "https://github.com/MathIsFun0/Trance/archive/refs/heads/main.zip"
+}