deps: update dependency org.mockito:mockito-core to v3.4.2 (#164)

Author: renovate-bot

google-cloud-pubsublite/pom.xml

@@ -118,7 +118,7 @@
  <dependency>
  <groupId>org.mockito</groupId>
  <artifactId>mockito-core</artifactId>
- <version>3.4.0</version>
+ <version>3.4.2</version>
  <scope>test</scope>
  </dependency>
  <dependency>

pubsublite-beam-io/pom.xml

@@ -105,7 +105,7 @@
  <dependency>
  <groupId>org.mockito</groupId>
  <artifactId>mockito-core</artifactId>
- <version>3.4.0</version>
+ <version>3.4.2</version>
  <scope>test</scope>
  </dependency>
  <dependency>