network/vivaldi: Create the $PKG/install directory.

Signed-off-by: Matteo Bernardini <ponce@slackbuilds.org>

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>

network/vivaldi/vivaldi.SlackBuild

@@ -99,6 +99,7 @@ for doc in README README.SBo $PRGNAM.SlackBuild; do
 done
 lynx -dump file://$CWD/${VERSION}.html > $PKG/usr/doc/$PRGNAM-$VERSION/ChangeLog
 
+mkdir -p $PKG/install
 cat $CWD/slack-desc > $PKG/install/slack-desc
 cat $CWD/doinst.sh > $PKG/install/doinst.sh
 cat $CWD/douninst.sh > $PKG/install/douninst.sh