deps: update dependency com.google.api:gax-bom to v1.54.0 (#152)

Author: renovate-bot

pom.xml

@@ -110,7 +110,7 @@
       <dependency>
         <groupId>com.google.api</groupId>
         <artifactId>gax-bom</artifactId>
-        <version>1.53.1</version>
+        <version>1.54.0</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>