Update C# icon (#9521)

_data/simple-icons.json

@@ -2206,8 +2206,13 @@
         },
         {
             "title": "C Sharp",
-            "hex": "239120",
-            "source": "https://upload.wikimedia.org/wikipedia/commons/0/0d/C_Sharp_wordmark.svg"
+            "hex": "512BD4",
+            "source": "https://learn.microsoft.com/training/paths/get-started-c-sharp-part-1",
+            "aliases": {
+                "aka": [
+                    "C#"
+                ]
+            }
         },
         {
             "title": "C++",

icons/csharp.svg

@@ -1 +1 @@
-<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>C Sharp</title><path d="M12 0A12 12 0 000 12a12 12 0 0012 12 12 12 0 0012-12A12 12 0 0012 0zM9.426 7.12a5.55 5.55 0 011.985.38v1.181a4.5 4.5 0 00-2.25-.566 3.439 3.439 0 00-2.625 1.087 4.099 4.099 0 00-1.012 2.906 3.9 3.9 0 00.945 2.754 3.217 3.217 0 002.482 1.023 4.657 4.657 0 002.464-.634l-.004 1.08a5.543 5.543 0 01-2.625.555 4.211 4.211 0 01-3.228-1.297 4.793 4.793 0 01-1.212-3.409 5.021 5.021 0 011.365-3.663 4.631 4.631 0 013.473-1.392 5.55 5.55 0 01.12-.004 5.55 5.55 0 01.122 0zm5.863.155h.836l-.555 2.652h1.661l.567-2.652h.81l-.555 2.652 1.732-.004-.15.697H17.91l-.412 1.98h1.852l-.176.698h-1.816l-.58 2.625h-.83l.567-2.625h-1.65l-.555 2.625h-.81l.555-2.625h-1.74l.131-.698h1.748l.401-1.976h-1.826l.138-.697h1.826zm.142 3.345L15 12.6h1.673l.423-1.98z"/></svg>
+<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>C Sharp</title><path d="M1.194 7.543v8.913c0 1.103.588 2.122 1.544 2.674l7.718 4.456a3.086 3.086 0 0 0 3.088 0l7.718-4.456a3.087 3.087 0 0 0 1.544-2.674V7.543a3.084 3.084 0 0 0-1.544-2.673L13.544.414a3.086 3.086 0 0 0-3.088 0L2.738 4.87a3.085 3.085 0 0 0-1.544 2.673Zm5.403 2.914v3.087a.77.77 0 0 0 .772.772.773.773 0 0 0 .772-.772.773.773 0 0 1 1.317-.546.775.775 0 0 1 .226.546 2.314 2.314 0 1 1-4.631 0v-3.087c0-.615.244-1.203.679-1.637a2.312 2.312 0 0 1 3.274 0c.434.434.678 1.023.678 1.637a.769.769 0 0 1-.226.545.767.767 0 0 1-1.091 0 .77.77 0 0 1-.226-.545.77.77 0 0 0-.772-.772.771.771 0 0 0-.772.772Zm12.35 3.087a.77.77 0 0 1-.772.772h-.772v.772a.773.773 0 0 1-1.544 0v-.772h-1.544v.772a.773.773 0 0 1-1.317.546.775.775 0 0 1-.226-.546v-.772H12a.771.771 0 1 1 0-1.544h.772v-1.543H12a.77.77 0 1 1 0-1.544h.772v-.772a.773.773 0 0 1 1.317-.546.775.775 0 0 1 .226.546v.772h1.544v-.772a.773.773 0 0 1 1.544 0v.772h.772a.772.772 0 0 1 0 1.544h-.772v1.543h.772a.776.776 0 0 1 .772.772Zm-3.088-2.315h-1.544v1.543h1.544v-1.543Z"/></svg>