Fix to cache updating

After we get the invalidation event form the cache, the cache will not
send another invalidation event until it gets a new data set. User
should retrieve the data after it has been initialized if the cache has
previously signaled the data is invalid.

Author: StanleyGoldman

src/GitHub.Api/Git/Repository.cs

@@ -409,7 +409,10 @@ public void Initialize(IGitClient client)
             Guard.ArgumentNotNull(client, nameof(client));
             gitClient = client;
             if (needsRefresh)
-                cacheContainer.GitUserCache.InvalidateData();
+            {
+                needsRefresh = false;
+                UpdateUserAndEmail();
+            }
         }
 
         public void SetNameAndEmail(string name, string email)