x11-toolkits/qt5-quickcontrols2: unbreak after 020693c166d1

Project MESSAGE: perl -w /usr/local/lib/qt5/bin/syncqt.pl -module QtQuickTemplates2 -version 5.15.8 -outdir /wrkdirs/usr/ports/x11-toolkits/qt5-quickcontrols2/work/kde-qtquickcontrols2-5.15.8p7 -builddir /wrkdirs/usr/ports/x11-toolkits/qt5-quickcontrols2/work/kde-qtquickcontrols2-5.15.8p7 /wrkdirs/usr/ports/x11-toolkits/qt5-quickcontrols2/work/kde-qtquickcontrols2-5.15.8p7
sh: perl: not found

PR: 266007