Tests @override-content-types is correctly implemented.
Test ab-override-content-types-005.xml is expected to fail with error code err:XC0147 [File steps, Core steps]
.
<p:declare-step xmlns:err="http://www.w3.org/ns/xproc-error" xmlns:p="http://www.w3.org/ns/xproc" name="pipeline" version="3.0">
<p:output port="result"/>
<p:archive-manifest override-content-types="[['}', 'application/xml']]">
<p:with-input href="../documents/archive.zip"/>
</p:archive-manifest>
</p:declare-step>
Changed regular expression from '' to '}'
Initial tests for override-content-types