chore: release 3.2.0 (#647)

🤖 I have created a release \*beep\* \*boop\*
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## [3.2.0](https://www.github.com/googleapis/nodejs-dlp/compare/v3.1.8...v3.2.0) (2021-08-23)


### Features

* turns on self-signed JWT feature flag ([#646](https://www.github.com/googleapis/nodejs-dlp/issues/646)) ([1ff1969](https://www.github.com/googleapis/nodejs-dlp/commit/1ff1969abcba19030711aaf4d69b83cc73cf20ff))
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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).

dlp/package.json

@@ -15,7 +15,7 @@
     "test": "mocha system-test/*.test.js --timeout=600000"
   },
   "dependencies": {
-    "@google-cloud/dlp": "^3.1.8",
+    "@google-cloud/dlp": "^3.2.0",
     "@google-cloud/pubsub": "^2.0.0",
     "mime": "^2.3.1",
     "yargs": "^16.0.0"