test(deps): update dependency org.junit:junit-bom to v5.12.0 (googleapis#2944)

Author: renovate-bot

pom.xml

@@ -69,7 +69,7 @@
       <dependency>
         <groupId>org.junit</groupId>
         <artifactId>junit-bom</artifactId>
-        <version>5.11.4</version>
+        <version>5.12.0</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>