Add npm install for integration test job. (#2795)
Add npm install for integration test job. (#2795)

* Add npm install.

* Fix typo.

chriszs/redash,alexanderlz/redash,getredash/redash,chriszs/redash,moritz9/redash,denisov-vlad/redash,chriszs/redash,moritz9/redash,chriszs/redash,getredash/redash,getredash/redash,getredash/redash,denisov-vlad/redash,44px/redash,alexanderlz/redash,denisov-vlad/redash,alexanderlz/redash,denisov-vlad/redash,moritz9/redash,moritz9/redash,alexanderlz/redash,44px/redash,44px/redash,denisov-vlad/redash,44px/redash,getredash/redash