More gamelift cred vending actions (#286)

Author: iann0036

cloudsplaining/shared/constants.py

@@ -143,7 +143,9 @@
     "ec2:getpassworddata",
     "ecr:getauthorizationtoken",
     "gamelift:requestuploadcredentials",
-    "gamelift:GetInstanceAccess",
+    "gamelift:getinstanceaccess",
+    "gamelist:getcomputeaccess",
+    "gamelist:getcomputeauthtoken",
     "iam:createaccesskey",
     "iam:createloginprofile",
     "iam:createservicespecificcredential",