[PM-21612] [Unified] Fix unhandled error when editing an invited member (#5817)

* Check for UserId instead of passing potentially default value to
  bump account revision date method.

* Pass explicit UserId into CipherRepository.CreateAsync method
  used for imports.

src/Core/Entities/User.cs

@@ -36,6 +36,11 @@ public class User : ITableObject<Guid>, IStorableSubscriber, IRevisable, ITwoFac
     public string? TwoFactorRecoveryCode { get; set; }
     public string? EquivalentDomains { get; set; }
     public string? ExcludedGlobalEquivalentDomains { get; set; }
+    /// <summary>
+    /// The Account Revision Date is used to check if new sync needs to occur. It should be updated
+    /// whenever a change is made that affects a client's sync data; for example, updating their vault or
+    /// organization membership.
+    /// </summary>
     public DateTime AccountRevisionDate { get; set; } = DateTime.UtcNow;
     public string? Key { get; set; }
     public string? PublicKey { get; set; }

src/Core/Tools/ImportFeatures/ImportCiphersCommand.cs

@@ -115,7 +115,7 @@ public class ImportCiphersCommand : IImportCiphersCommand
         }
 
         // Create it all
-        await _cipherRepository.CreateAsync(ciphers, newFolders);
+        await _cipherRepository.CreateAsync(importingUserId, ciphers, newFolders);
 
         // push
         await _pushService.PushSyncVaultAsync(importingUserId);

src/Core/Vault/Repositories/ICipherRepository.cs

@@ -32,7 +32,10 @@ public interface ICipherRepository : IRepository<Cipher, Guid>
     Task DeleteByUserIdAsync(Guid userId);
     Task DeleteByOrganizationIdAsync(Guid organizationId);
     Task UpdateCiphersAsync(Guid userId, IEnumerable<Cipher> ciphers);
-    Task CreateAsync(IEnumerable<Cipher> ciphers, IEnumerable<Folder> folders);
+    /// <summary>
+    /// Create ciphers and folders for the specified UserId. Must not be used to create organization owned items.
+    /// </summary>
+    Task CreateAsync(Guid userId, IEnumerable<Cipher> ciphers, IEnumerable<Folder> folders);
     Task CreateAsync(IEnumerable<Cipher> ciphers, IEnumerable<Collection> collections,
         IEnumerable<CollectionCipher> collectionCiphers, IEnumerable<CollectionUser> collectionUsers);
     Task SoftDeleteAsync(IEnumerable<Guid> ids, Guid userId);