Updating visualstudiocode.svg, including metadata (#877)

* Updating visualstudiocode.svg

The correct logo is this [view website header]:
https://code.visualstudio.com/
Also, this is how the icon looks like on Windows desktop (after installation of the program).

* Updating metadata of Visual Studio Code

_data/simple-icons.json

@@ -1922,8 +1922,8 @@
         },
         {
             "title": "Visual Studio Code",
-            "hex": "0271BC",
-            "source": "https://commons.wikimedia.org/wiki/File:Visual_Studio_2013_Logo.svg"
+            "hex": "007ACC",
+            "source": "https://code.visualstudio.com"
         },
         {
             "title": "VK",

icons/visualstudiocode.svg

@@ -1 +1 @@
-<svg aria-labelledby="simpleicons-visualstudiocode-icon" role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title id="simpleicons-visualstudiocode-icon">Visual Studio Code icon</title><path d="M23.846 1.979L18.895 0 8.125 10.5 1.57 5.49l-1.424.705v11.64l1.41.69 6.555-4.995L18.906 24l4.948-1.949V1.995l-.012-.016h.004zM2.275 14.729V9.271l3.03 2.699-3.03 2.745v.014zm9.721-2.744L18.07 7.44v9.121l-6.074-4.576z"/></svg>
+<svg aria-labelledby="simpleicons-visualstudiocode-icon" role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title id="simpleicons-visualstudiocode-icon">Visual Studio Code icon</title><path d="M24,2.5V21.5L18,24,0,18.5v-.561l18,1.545V0ZM1,13.111,4.385,10,1,6.889l1.418-.827L5.853,8.65,12,3l3,1.456V15.544L12,17,5.853,11.35,2.419,13.939ZM7.644,10,12,13.283V6.717Z"/></svg>