deps: update dependency com.google.cloud:google-cloud-bom to v0.203.0 (#1483)

* deps: update dependency com.google.cloud:google-cloud-bom to v0.203.0

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: renovate-bot

pom.xml

@@ -40,7 +40,7 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-bom</artifactId>
-        <version>0.202.0</version>
+        <version>0.203.0</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>