chore(main): release 3.1.1 (#307)

🤖 I have created a release *beep* *boop*
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## [3.1.1](googleapis/nodejs-dialogflow-cx@v3.1.0...v3.1.1) (2022-09-14)


### Bug Fixes

* Allow passing gax instance to client constructor ([#310](googleapis/nodejs-dialogflow-cx#310)) ([5eb33cd](googleapis/nodejs-dialogflow-cx@5eb33cd))
* Better support for fallback mode ([#305](googleapis/nodejs-dialogflow-cx#305)) ([f63bcf2](googleapis/nodejs-dialogflow-cx@f63bcf2))
* Change import long to require ([#306](googleapis/nodejs-dialogflow-cx#306)) ([343bc0e](googleapis/nodejs-dialogflow-cx@343bc0e))
* **deps:** Update dependency uuid to v9 ([#311](googleapis/nodejs-dialogflow-cx#311)) ([f7ba638](googleapis/nodejs-dialogflow-cx@f7ba638))
* Do not import the whole google-gax from proto JS ([#1553](https://github.com/googleapis/nodejs-dialogflow-cx/issues/1553)) ([#309](googleapis/nodejs-dialogflow-cx#309)) ([844c8f7](googleapis/nodejs-dialogflow-cx@844c8f7))
* Preserve default values in x-goog-request-params header ([#312](googleapis/nodejs-dialogflow-cx#312)) ([239d018](googleapis/nodejs-dialogflow-cx@239d018))
* Remove pip install statements ([#1546](https://github.com/googleapis/nodejs-dialogflow-cx/issues/1546)) ([#308](googleapis/nodejs-dialogflow-cx#308)) ([7363dfe](googleapis/nodejs-dialogflow-cx@7363dfe))
* use google-gax v3.3.0 ([844c8f7](googleapis/nodejs-dialogflow-cx@844c8f7))

---
This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).

dialogflow-cx/package.json

@@ -13,7 +13,7 @@
     "test": "c8 mocha --timeout 600000 test/*.js"
   },
   "dependencies": {
-    "@google-cloud/dialogflow-cx": "^3.1.0",
+    "@google-cloud/dialogflow-cx": "^3.1.1",
     "uuid": "^9.0.0"
   },
   "devDependencies": {