Fix edge case when server sends a useless packet (#679)

Author: Beaness

common/src/main/java/com/viaversion/viarewind/protocol/v1_8to1_7_6_10/storage/GameProfileStorage.java

@@ -78,7 +78,9 @@ public List<GameProfile> getAllWithPrefix(String prefix, boolean ignoreCase) {
 
     public GameProfile remove(UUID uuid) {
         GameProfile removedProfile = properties.remove(uuid);
-        nameToProfile.get(removedProfile.name).remove(removedProfile);
+        if (removedProfile != null) {
+            nameToProfile.get(removedProfile.name).remove(removedProfile);
+        }
         return removedProfile;
     }