www/grafana: update 1.8.1 -> 1.9.0


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@373808 35697150-7ecd-e111-bb59-0022644237b5
Update to 0.7.1


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@373809 35697150-7ecd-e111-bb59-0022644237b5
Update to 0.9.36.

PR:		195596
Submitted by:	Jan Beich <jbeich@vfemail.net>


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@373810 35697150-7ecd-e111-bb59-0022644237b5