src/port1.0/porttrace.tcl: fix another "the"/"this" (likely) typo.
src/port1.0/porttrace.tcl: fix another "the"/"this" (likely) typo.

danchr/macports-base,macports/macports-base,macports/macports-base,neverpanic/macports-base,danchr/macports-base,neverpanic/macports-base