update outdated avatar_url .all-contributorsrc

Author: skyash-dev

.all-contributorsrc

@@ -1456,8 +1456,8 @@
     {
       "login": "FreddieRa",
       "name": "Freddie Rawlins",
-      "avatar_url": "https://discourse-cdn-sjc2.com/standard10/user_avatar/discourse.processing.org/freddiera/120/4078_2.png",
-      "profile": "https://freddierawlins.wixsite.com/site",
+      "avatar_url": "https://avatars.githubusercontent.com/u/14854492?v=4",
+      "profile": "https://github.com/FreddieRa",
       "contributions": [
         "code",
         "doc"
@@ -1466,7 +1466,7 @@
     {
       "login": "Luke_",
       "name": "Luc de wit",
-      "avatar_url": "https://media.discordapp.net/attachments/499488127245615135/499488260435869696/normal_luke.png",
+      "avatar_url": "https://avatars.githubusercontent.com/u/37410843?v=4",
       "profile": "https://github.com/justlucdewit",
       "contributions": [
         "code",
@@ -1860,7 +1860,7 @@
     {
       "login": "shaharyar-shamshi",
       "name": "shaharyarshamshi",
-      "avatar_url": "https://avatars3.githubusercontent.com/u/17377195?v=4",
+      "avatar_url": "https://avatars.githubusercontent.com/u/17377195?v=4",
       "profile": "https://github.com/shaharyar-shamshi",
       "contributions": [
         "translation"