test(deps): update dependency org.mockito:mockito-core to v3.12.4 (#3726)

Author: renovate-bot

hbase-migration-tools/mirroring-client/bigtable-hbase-mirroring-client-1.x-parent/bigtable-hbase-mirroring-client-1.x-integration-tests/pom.xml

@@ -304,7 +304,7 @@ limitations under the License.
     <dependency>
       <groupId>org.mockito</groupId>
       <artifactId>mockito-core</artifactId>
-      <version>3.8.0</version>
+      <version>3.12.4</version>
       <scope>test</scope>
     </dependency>
     <dependency>

hbase-migration-tools/mirroring-client/bigtable-hbase-mirroring-client-2.x-parent/bigtable-hbase-mirroring-client-2.x-integration-tests/pom.xml

@@ -312,7 +312,7 @@ limitations under the License.
     <dependency>
       <groupId>org.mockito</groupId>
       <artifactId>mockito-core</artifactId>
-      <version>3.8.0</version>
+      <version>3.12.4</version>
       <scope>test</scope>
     </dependency>