chore: release 3.3.4 (#567)
chore: release 3.3.4 (#567)

:robot: I have created a release \*beep\* \*boop\*
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### [3.3.4](https://www.github.com/googleapis/nodejs-video-intelligence/compare/v3.3.3...v3.3.4) (2021-06-22)


### Bug Fixes

* make request optional in all cases ([#566](https://www.github.com/googleapis/nodejs-video-intelligence/issues/566)) ([ef7abca](https://www.github.com/googleapis/nodejs-video-intelligence/commit/ef7abca3d3d7ba44f0fc8406ebef4a5396147bc4))
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