Update Microsoft Excel (#2549)

* Update microsoftexcel.svg

* Update Microsoft Excel source URL

_data/simple-icons.json

@@ -3083,7 +3083,7 @@
         {
             "title": "Microsoft Excel",
             "hex": "217346",
-            "source": "https://www.office.com"
+            "source": "https://developer.microsoft.com/en-us/fabric#/styles/web/colors/products"
         },
         {
             "title": "Microsoft Office",

icons/microsoftexcel.svg

@@ -1 +1 @@
-<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>Microsoft Excel icon</title><path d="M23.553 3.102h-8.04V4.59h2.37v2.354h-2.37v.75h2.37v2.357h-2.37v.771h2.37v2.229h-2.37v.893h2.37v2.234h-2.37v.893h2.37v2.247h-2.37v1.639h8.04c.127-.038.233-.188.318-.448.085-.262.129-.475.129-.636V3.374c0-.128-.044-.205-.129-.232-.085-.026-.191-.04-.318-.04zM22.51 19.316h-3.857v-2.245h3.857v2.247-.002zm0-3.138h-3.857v-2.235h3.857v2.235zm0-3.128h-3.857v-2.219h3.857v2.221-.002zm0-3h-3.857V7.696h3.857v2.355-.001zm0-3.119h-3.857v-2.34h3.857v2.355-.015zM0 2.731v18.601l14.16 2.449V.219L0 2.739v-.008zm8.393 14.071c-.054-.146-.308-.766-.758-1.863-.449-1.096-.72-1.734-.799-1.916h-.025l-1.519 3.615-2.03-.137 2.408-4.5-2.205-4.5 2.07-.109 1.368 3.521h.027l1.545-3.681 2.139-.135-2.547 4.87 2.625 4.968-2.299-.135v.002z"/></svg>
+<svg role="img" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><title>Microsoft Excel icon</title><path d="M23 1.5q.41 0 .7.3.3.29.3.7v19q0 .41-.3.7-.29.3-.7.3H7q-.41 0-.7-.3-.3-.29-.3-.7V18H1q-.41 0-.7-.3-.3-.29-.3-.7V7q0-.41.3-.7Q.58 6 1 6h5V2.5q0-.41.3-.7.29-.3.7-.3zM6 13.28l1.42 2.66h2.14l-2.38-3.87 2.34-3.8H7.46l-1.3 2.4-.05.08-.04.09-.64-1.28-.66-1.29H2.59l2.27 3.82-2.48 3.85h2.16zM14.25 21v-3H7.5v3zm0-4.5v-3.75H12v3.75zm0-5.25V7.5H12v3.75zm0-5.25V3H7.5v3zm8.25 15v-3h-6.75v3zm0-4.5v-3.75h-6.75v3.75zm0-5.25V7.5h-6.75v3.75zm0-5.25V3h-6.75v3Z"/></svg>