Remove x-generate-plist target using deprecated @dirrm, our make makeplist

generates proper plists now.

PR:		205971
Submitted by:	myself
Approved by:	maintainer

mail/roundcube-sieverules/Makefile

@@ -24,15 +24,6 @@ NO_ARCH=	yes
 
 WWWDIR=		${PREFIX}/www/roundcube/plugins/sieverules
 
-# This target is only meant to be used by the port maintainer.
-x-generate-plist: build
-	cd ${WRKSRC}; \
-	${FIND} . ! -type d ! -name '*.orig' | ${SORT} | \
-		${SED} -e "s,^\.,%%WWWDIR%%," >${WRKDIR}/pkg-plist.tmp ; \
-	${FIND} . -type d | ${SORT} -r | ${SED} \
-		-e "s,^\.$$,@dirrmtry %%WWWDIR%%," \
-		-e "s,^\.,@dirrm %%WWWDIR%%," >>${WRKDIR}/pkg-plist.tmp
-
 do-install:
 	${MKDIR} ${STAGEDIR}${WWWDIR}
 	cd ${WRKSRC} && ${PAX} -r -w . ${STAGEDIR}${WWWDIR}