Add Beaver to made-with page

Signed-off-by: Manuel Rego Casasnovas <[email protected]>

Author: mrego

_data/madewith.json

@@ -3,6 +3,13 @@
         "name": "Browser UIs",
         "projects":
         [
+            {
+                "key": "beaver",
+                "name": "Beaver Browser",
+                "link": "https://tangled.org/me.webbeef.org/browser.html/",
+                "img": "/img/made-with/beaver.png",
+                "description": "A web browser built with web technologies using Servo as web rendering engine"
+            },
             {
                 "key": "cuervo",
                 "name": "Cuervo",