chore: release 3.3.0 (#509)

🤖 I have created a release \*beep\* \*boop\* 
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## [3.3.0](https://www.github.com/googleapis/nodejs-video-intelligence/compare/v3.2.0...v3.3.0) (2021-01-09)


### Features

* introduce tracks and thumbnails fields for FaceDetectionAnnotation ([#508](https://www.github.com/googleapis/nodejs-video-intelligence/issues/508)) ([9bfff4b](https://www.github.com/googleapis/nodejs-video-intelligence/commit/9bfff4b941e9d52cd8c7051e8fba66a6256b854a))
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This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).

video-intelligence/package.json

@@ -15,7 +15,7 @@
     "test": "mocha system-test --timeout=800000"
   },
   "dependencies": {
-    "@google-cloud/video-intelligence": "^3.2.0",
+    "@google-cloud/video-intelligence": "^3.3.0",
     "yargs": "^16.0.0"
   },
   "devDependencies": {