Fix the datetime issue when writing to the database for !cookie and the karma commands as well

src/Bot/Commands/Rpg/Cookies.cs

@@ -148,7 +148,7 @@ namespace Geekbot.Bot.Commands.Rpg
                 GuildId = Context.Guild.Id.AsLong(),
                 UserId = userId.AsLong(),
                 Cookies = 0,
-                LastPayout = DateTimeOffset.MinValue
+                LastPayout = DateTimeOffset.MinValue.ToUniversalTime()
             };
             var newUser = _database.Cookies.Add(user).Entity;
             await _database.SaveChangesAsync();

src/Commands/Karma/Karma.cs

@@ -104,7 +104,7 @@ public class Karma
             GuildId = _guildId,
             UserId = userId,
             Karma = 0,
-            TimeOut = DateTimeOffset.MinValue
+            TimeOut = DateTimeOffset.MinValue.ToUniversalTime()
         };
         var newUser = _database.Karma.Add(user).Entity;
         await _database.SaveChangesAsync();