chore(deps): update dependency com.google.cloud:google-cloud-bigquery to v2.1.2 (#5816)

Author: renovate-bot

appengine-java8/bigquery/pom.xml

@@ -52,7 +52,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-bigquery</artifactId>
-      <version>2.1.1</version>
+      <version>2.1.2</version>
     </dependency>
     <dependency>
       <groupId>com.google.cloud</groupId>