chore: release 2.2.1 (#128)

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>

Author: release-please[bot]

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+### [2.2.1](https://www.github.com/googleapis/nodejs-document-ai/compare/v2.2.0...v2.2.1) (2020-11-10)
+
+
+### Bug Fixes
+
+* do not modify options object ([#125](https://www.github.com/googleapis/nodejs-document-ai/issues/125)) ([acd166f](https://www.github.com/googleapis/nodejs-document-ai/commit/acd166fab67c77101e6d0168d0a74a420fc3df6f))
+
 ## [2.2.0](https://www.github.com/googleapis/nodejs-document-ai/compare/v2.1.1...v2.2.0) (2020-10-17)
 
 

package.json

@@ -1,6 +1,6 @@
 {
  "name": "@google-cloud/documentai",
- "version": "2.2.0",
+ "version": "2.2.1",
  "description": "Document AI client for Node.js",
  "repository": "googleapis/nodejs-document-ai",
  "license": "Apache-2.0",

samples/package.json

@@ -13,7 +13,7 @@
  "test": "mocha test/*.js --timeout 600000"
  },
  "dependencies": {
- "@google-cloud/documentai": "^2.2.0",
+ "@google-cloud/documentai": "^2.2.1",
  "@google-cloud/storage": "^5.0.0",
  "p-queue": "^6.6.2",
  "uuid": "^8.3.1"