chore(deps): update dependency com.google.cloud:google-cloud-workflow-executions to v2.1.1 (#243)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-workflow-executions](https://togithub.com/googleapis/java-workflow-executions) | `2.1.0` -> `2.1.1` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-workflow-executions/2.1.1/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-workflow-executions/2.1.1/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-workflow-executions/2.1.1/compatibility-slim/2.1.0)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-workflow-executions/2.1.1/confidence-slim/2.1.0)](https://docs.renovatebot.com/merge-confidence/) |

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### Release Notes

<details>
<summary>googleapis/java-workflow-executions</summary>

### [`v2.1.1`](https://togithub.com/googleapis/java-workflow-executions/blob/HEAD/CHANGELOG.md#&#8203;211-httpswwwgithubcomgoogleapisjava-workflow-executionscomparev210v211-2022-01-07)

[Compare Source](https://togithub.com/googleapis/java-workflow-executions/compare/v2.1.0...v2.1.1)

</details>

---

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Author: renovate-bot

README.md

@@ -19,20 +19,20 @@ If you are using Maven, add this to your pom.xml file:
 <dependency>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-workflow-executions</artifactId>
-  <version>2.1.0</version>
+  <version>2.1.1</version>
 </dependency>
 ```
 
 If you are using Gradle without BOM, add this to your dependencies
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-workflow-executions:2.1.0'
+implementation 'com.google.cloud:google-cloud-workflow-executions:2.1.1'
 ```
 
 If you are using SBT, add this to your dependencies
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-workflow-executions" % "2.1.0"
+libraryDependencies += "com.google.cloud" % "google-cloud-workflow-executions" % "2.1.1"
 ```
 
 ## Authentication

samples/install-without-bom/pom.xml

@@ -29,7 +29,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-workflow-executions</artifactId>
-      <version>2.1.0</version>
+      <version>2.1.1</version>
     </dependency>
     <!-- [END workflows-executions_install_without_bom] -->
 

samples/snippets/pom.xml

@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-workflow-executions</artifactId>
-      <version>2.1.0</version>
+      <version>2.1.1</version>
     </dependency>
 
     <dependency>