Fix issue of undefined file extension for C# solutions

Author: febinbellamy

manifest.json

@@ -2,7 +2,7 @@
   "name": "CodeHub",
   "description": "Automatically pushes your Codewars submissions to GitHub",
   "homepage_url": "https://github.com/FebinBellamy/CodeHub",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "author": "Febin Bellamy",
   "action": {
     "default_icon": {

scripts/codewarsToGithub.js

@@ -10,7 +10,7 @@ const supportedFileExtensions = {
   commonlisp: ".lisp",
   coq: ".v",
   crystal: ".cr",
-  csharp: ".cs",
+  "c#": ".cs",
   d: ".d",
   dart: ".dart",
   elixir: ".ex",