[Test] fix test setup on ANet tests

[eileenmcnaughton]

Overview

Test set up fix, including fixing Order.create to support being chained

Before

Test set up creates invalid Order & hence tests to ensure Order is correct fail

After

Test uses methods that create valid transactions. In order to support it I had to fix Order.create to support being chained

Technical Details

Per #15706 the setup for this test
is creating invalid transactions. This fixes - I had to do an order fix in the process

Comments

Issue exposed in #15706

[civibot]

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[mlutfy]

jenkins, test this please

I'm not sure if the test fails are related:

    CRM_Export_BAO_ExportTest.testGetSQLColumnsAndHeaders with data set #5
    CRM_Export_BAO_ExportTest.testExportComponentsMembership
    CRM_Member_Selector_SearchTest.testSelectorGetRows

[eileenmcnaughton]

@mlutfy yep - it was an e-notice - should be fixed now

[eileenmcnaughton]

test this please

[eileenmcnaughton]

@mlutfy this is passing now!

[mlutfy]

🎉