fix PCRE calls to remove use of deprecated API
fix PCRE calls to remove use of deprecated API

pcre_info -> pcre_fullinfo.  Closes issue 3489349.  Thanks Tim Harder.

jberkenbilt/qpdf,qpdf/qpdf,qpdf/qpdf,qpdf/qpdf,qpdf/qpdf,jberkenbilt/qpdf,qpdf/qpdf,jberkenbilt/qpdf,jberkenbilt/qpdf,jberkenbilt/qpdf