[PM-19357] - [Defect] Unauthorised access allows limited access user to change custom hidden field of Items (#5572)

* prevent hidden password users from modifying hidden fields

* add tests

* fix serialization issues

* DRY up code

* return newly created cipher

* add sshKey data type

* fix tests

src/Api/Vault/Controllers/CiphersController.cs

@@ -177,12 +177,7 @@ public class CiphersController : Controller
         }
 
         await _cipherService.SaveDetailsAsync(cipher, user.Id, model.Cipher.LastKnownRevisionDate, model.CollectionIds, cipher.OrganizationId.HasValue);
-        var response = new CipherResponseModel(
-            cipher,
-            user,
-            await _applicationCacheService.GetOrganizationAbilitiesAsync(),
-            _globalSettings);
-        return response;
+        return await Get(cipher.Id);
     }
 
     [HttpPost("admin")]