stabilize reconciliation login retry

Co-authored-by: StuartFerguson <16325469+StuartFerguson@users.noreply.github.com>

Author: Copilot

TransactionProcessorACL.IntegrationTests/Shared/SharedSteps.cs

@@ -96,10 +96,12 @@ public async Task GivenIAmLoggedInAsWithPasswordForMerchantForEstateWithClient(S
             EstateDetails1 estateDetails = this.TestingContext.GetEstateDetails(estateName);
             Guid merchantId = estateDetails.EstateDetails.GetMerchantId(merchantName);
             ClientDetails clientDetails = this.TestingContext.GetClientDetails(clientId);
-
-            Result<TokenResponse> tokenResponseResult = await this.TestingContext.DockerHelper.SecurityServiceClient
-                                                    .GetToken(username, password, clientId, clientDetails.ClientSecret, CancellationToken.None).ConfigureAwait(false);
-            tokenResponseResult.IsSuccess.ShouldBeTrue();
+            Result<TokenResponse> tokenResponseResult = null;
+            await Retry.For(async () => {
+                tokenResponseResult = await this.TestingContext.DockerHelper.SecurityServiceClient
+                                                               .GetToken(username, password, clientId, clientDetails.ClientSecret, CancellationToken.None).ConfigureAwait(false);
+                tokenResponseResult.IsSuccess.ShouldBeTrue();
+                            });
             estateDetails.AddMerchantUserToken(merchantId, username, tokenResponseResult.Data.AccessToken);
         }
         /// <summary>
@@ -485,4 +487,4 @@ public async Task WhenIGetTheMerchantContractInformationForMerchantForEstateTheR
 
         #endregion
     }
-}
+}