Test that p:inline-expand-text is forbidden outside of p:inline.
Test nw-inline-expand-text-002.xml is expected to fail with error code err:XS0031.
<p:declare-step xmlns:err="http://www.w3.org/ns/xproc-error" xmlns:p="http://www.w3.org/ns/xproc" xmlns:test="http://test" version="3.0">
   <p:output port="result">
   <p:declare-step type="test:step">
      <p:output port="result" sequence="true">
      <p:input port="source">
         <p:document href="../documents/ab-doc.xml">
      </p:input>
      <p:identity/>
   </p:declare-step>
   <test:step p:inline-expand-text="false">
</p:declare-step>
Changed expected error code from XS0084 (no longer in the specs) to XS0031.
Initial checkin.