Log Message:
Fixed PLIST when X11_TYPE=native. No need PLIST.icons trick anymore.
Bump PKGREVISION.

PLIST.icons was made based on PR 34178,
But entries noted in PLIST.icons were mis-installed from ${WRKDIR}/.buildlink
directory, which contained x11 headers, also *.xbm and *.xpm files.

Depending on x11 had been removed since rev 1.17 of Makefile.
Installed from ${WRKSRC}/.* directories is avoided since rev 1.19 of Makefile.