deps: update dependency com.google.cloud:google-cloud-shared-dependencies to v2.2.1 (#675)

* deps: update dependency com.google.cloud:google-cloud-shared-dependencies to v2.2.1

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pom.xml

@@ -117,7 +117,7 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-shared-dependencies</artifactId>
-        <version>2.2.0</version>
+        <version>2.2.1</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>