Update CodeSandbox logo (#7878)

_data/simple-icons.json

@@ -2320,8 +2320,8 @@
         },
         {
             "title": "CodeSandbox",
-            "hex": "000000",
-            "source": "https://codesandbox.io"
+            "hex": "151515",
+            "source": "https://codesandbox.io/CodeSandbox-Press-Kit.zip"
         },
         {
             "title": "Codeship",

icons/codesandbox.svg

@@ -1 +1 @@
-<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>CodeSandbox</title><path d="M1.5 6l10.455-6L22.41 6l.09 11.95L11.955 24 1.5 18zm2.088 2.481v4.757l3.345 1.86v3.516l3.972 2.296v-8.272zm16.739 0l-7.317 4.157v8.272l3.972-2.296V15.1l3.345-1.861V8.48zM4.634 6.601l7.303 4.144 7.32-4.18-3.871-2.197-3.41 1.945-3.43-1.968L4.633 6.6z"/></svg>
+<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>CodeSandbox</title><path d="M0 24H24V0H0V2.45455H21.5455V21.5455H2.45455V0H0Z"/></svg>