Checks XS0062 is raised, if @version on top most p:declare-step is missing.
Test ab-att-version-001.xml is expected to fail with error code err:XS0062
.
<p:declare-step xmlns:err="http://www.w3.org/ns/xproc-error" xmlns:p="http://www.w3.org/ns/xproc">
<p:output port="result"/>
<p:identity>
<p:with-input>
<failure/>
</p:with-input>
</p:identity>
</p:declare-step>
New tests for draconian @version