Bump io.github.bonigarcia:webdrivermanager in /testing

Bumps [io.github.bonigarcia:webdrivermanager](https://github.com/bonigarcia/webdrivermanager) from 6.3.3 to 6.3.4.
- [Release notes](https://github.com/bonigarcia/webdrivermanager/releases)
- [Changelog](https://github.com/bonigarcia/webdrivermanager/blob/master/CHANGELOG.md)
- [Commits](bonigarcia/webdrivermanager@webdrivermanager-6.3.3...webdrivermanager-6.3.4)

---
updated-dependencies:
- dependency-name: io.github.bonigarcia:webdrivermanager
  dependency-version: 6.3.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

testing/pom.xml

@@ -16,7 +16,7 @@
         <dependency>
             <groupId>io.github.bonigarcia</groupId>
             <artifactId>webdrivermanager</artifactId>
-            <version>6.3.3</version>
+            <version>6.3.4</version>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>