Adding Reason SVG (#1290)

* added reason

* moved reason into svg folder

* reduced size and set viewbox

* updated json file for reason

* updated role and title

* fixed the icon

* re added title

* compound Reason icon

* Update simple-icons.json

_data/simple-icons.json

@@ -1975,6 +1975,11 @@
             "hex": "8CA1AF",
             "source": "https://github.com/rtfd/readthedocs.org/blob/master/media/readthedocsbranding.ai"
         },
+        {
+            "title": "Reason",
+            "hex": "DD4B39",
+            "source": "https://reasonml.github.io/img/reason.svg"
+        },
         {
             "title": "Redbubble",
             "hex": "E41321",

icons/reason.svg

@@ -0,0 +1 @@
+<svg role="img" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><title>Reason icon</title><path d="M0 0v24h24V0H0zm11.52 21.89l-1.33-2.54H8.4v2.54H6v-9.2h4.13c2.44 0 3.83 1.19 3.83 3.24 0 1.39-.58 2.4-1.64 2.96l1.92 3h-2.72zm11.36 0H15.5v-9.2h7.24v1.92H17.9v1.72h4.38v1.9l-4.38.01v1.73h4.99v1.92zM11.68 16c0 .93-.56 1.43-1.53 1.43H8.4v-2.82h1.75c.97 0 1.53.49 1.53 1.4z"/></svg>