deps: update dependency org.apache.avro:avro to v1.9.2 (#77)

Author: renovate-bot

google-cloud-bigquerystorage/pom.xml

@@ -97,7 +97,7 @@
     <dependency>
       <groupId>org.apache.avro</groupId>
       <artifactId>avro</artifactId>
-      <version>1.9.1</version>
+      <version>1.9.2</version>
       <scope>test</scope>
     </dependency>