chore: release 1.1.1 (#47)

* updated CHANGELOG.md

* updated package.json

* updated samples/package.json

Author: yoshi-automation

datalabeling/package.json

@@ -13,7 +13,7 @@
     "test": "mocha --timeout 600000"
   },
   "dependencies": {
-    "@google-cloud/datalabeling": "^1.1.0"
+    "@google-cloud/datalabeling": "^1.1.1"
   },
   "devDependencies": {}
 }