avoid archweb's uncompressed manpages detection

PKGBUILD

@@ -65,7 +65,7 @@ package() {
 
 	make DESTDIR="${pkgdir}" install
 
-	ln -sf ssh.1.gz "${pkgdir}"/usr/share/man/man1/slogin.1
+	ln -sf ssh.1.gz "${pkgdir}"/usr/share/man/man1/slogin.1.gz
 	install -Dm644 LICENCE "${pkgdir}/usr/share/licenses/${pkgname}/LICENCE"
 
 	install -Dm644 ../sshdgenkeys.service "${pkgdir}"/usr/lib/systemd/system/sshdgenkeys.service