Updated FontAwesome dependency

library.json

@@ -4,7 +4,7 @@
   "contentType": "question",
   "majorVersion": 1,
   "minorVersion": 6,
-  "patchVersion": 3,
+  "patchVersion": 4,
   "embedTypes": [
     "iframe"
   ],
@@ -36,7 +36,7 @@
     {
       "machineName": "FontAwesome",
       "majorVersion": 4,
-      "minorVersion": 3
+      "minorVersion": 5
     },
     {
       "machineName": "H5P.Video",