Bump phpunit/phpunit from 9.6.13 to 9.6.14

Bumps [phpunit/phpunit](https://github.com/sebastianbergmann/phpunit) from 9.6.13 to 9.6.14.
- [Changelog](https://github.com/sebastianbergmann/phpunit/blob/9.6.14/ChangeLog-9.6.md)
- [Commits](sebastianbergmann/phpunit@9.6.13...9.6.14)

---
updated-dependencies:
- dependency-name: phpunit/phpunit
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

composer.lock

@@ -11,5 +11,6 @@
 ### Miscellaneous
 
 - Bump dompdf/dompdf from 2.0.3 to 2.0.4 by [@dependabot](https://github.com/dependabot) in [#2530](https://github.com/PHPOffice/PHPWord/pull/2530)
+- Bump phpunit/phpunit from 9.6.13 to 9.6.14 by [@dependabot](https://github.com/dependabot) in [#2519](https://github.com/PHPOffice/PHPWord/pull/2519)
 
 ### BC Breaks