Update single test to turn off Transaction Enlistment as when the code under test is ran now depends on this being off

Author: Plasma

tests/Hangfire.PostgreSql.Tests/PostgreSqlStorageFacts.cs

@@ -18,13 +18,27 @@ public PostgreSqlStorageFacts()
       _options = new PostgreSqlStorageOptions { PrepareSchemaIfNecessary = false, EnableTransactionScopeEnlistment = true };
     }
 
+    /// <summary>
+    /// Ideally we could enforce UTC time-zone for all connections to Hangfire Postgres (to ensure proper DateTime handling) however if the connection is being enlisted
+    /// then we cannot touch the ConnectionString in any way because otherwise this creates a new prepared transaction, which becomes aborted
+    ///
+    /// The best we can do at the moment is enforce UTC on connections initialized (and not enlisted) by Hangfire Postgres
+    /// </summary>
     [Fact]
-    public void Connection_Timezone_Is_Set_To_UTC_For_Npgsql6_Compatibility()
+    public void Connection_Timezone_Is_Set_To_UTC_For_Npgsql6_Compatibility_When_Enlistment_Not_Set()
     {
-      PostgreSqlStorage storage = CreateStorage();
+      // Arrange
+
+      // Turn off transaction enlistment for this test
+      // We won't be performing any queries so there is no side-effect for having this disabled
+      _options.EnableTransactionScopeEnlistment = false;
 
+      PostgreSqlStorage storage = CreateStorage();
+      
+      // Act
       using (var connection = storage.CreateAndOpenConnection())
       {
+        // Assert
         Assert.Equal("UTC", connection.Timezone);
       }
     }