Add FreeCAD icon (#8879)

Co-authored-by: Peter Noble <15157491+PeterShaggyNoble@users.noreply.github.com>
Co-authored-by: LitoMore <LitoMore@users.noreply.github.com>

_data/simple-icons.json

@@ -5545,6 +5545,11 @@
             "hex": "AB2B28",
             "source": "https://www.freebsdfoundation.org/about/project/"
         },
+        {
+            "title": "FreeCAD",
+            "hex": "729FCF",
+            "source": "https://www.freecad.org"
+        },
         {
             "title": "freeCodeCamp",
             "hex": "0A0A23",

icons/freecad.svg

@@ -0,0 +1 @@
+<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>FreeCAD</title><path d="M0 0v24h5.6v-9.6h4.8V8.8H5.6V5.6h8V0Zm15.552 6.4-1.638.086a.4.4 0 0 0-.363.295l-.702 2.576-.714.342L10.9 9.16v5.74H6.404l.092 1.59a.4.4 0 0 0 .293.363l2.576.7.344.714-1.076 2.437a.4.4 0 0 0 .097.46l1.225 1.1a.4.4 0 0 0 .467.052l2.312-1.329.752.268.967 2.488a.4.4 0 0 0 .394.256l1.65-.092a.4.4 0 0 0 .366-.297l.691-2.578.713-.341 2.446 1.08a.4.4 0 0 0 .46-.1l1.102-1.225a.4.4 0 0 0 .049-.466l-1.328-2.315.261-.751 2.487-.967a.4.4 0 0 0 .256-.393l-.084-1.648a.4.4 0 0 0-.295-.365l-2.578-.692-.344-.714 1.072-2.45a.4.4 0 0 0-.1-.459l-1.224-1.101a.4.4 0 0 0-.467-.049l-2.314 1.326-.744-.258-.975-2.49a.4.4 0 0 0-.395-.253zm2.249 8.801a2.6 2.6 0 0 1-2.6 2.6 2.6 2.6 0 0 1-2.6-2.6 2.6 2.6 0 0 1 2.6-2.6 2.6 2.6 0 0 1 2.6 2.6z55"/></svg>