build(deps): bump virtualenv from 20.25.1 to 20.25.2 in /plc4py (#1537)

Bumps [virtualenv](https://github.com/pypa/virtualenv) from 20.25.1 to 20.25.2.
- [Release notes](https://github.com/pypa/virtualenv/releases)
- [Changelog](https://github.com/pypa/virtualenv/blob/main/docs/changelog.rst)
- [Commits](https://github.com/pypa/virtualenv/compare/20.25.1...20.25.2)

---
updated-dependencies:
- dependency-name: virtualenv
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
diff --git a/plc4py/requirements.txt b/plc4py/requirements.txt
index 1319ed5..8659c2c 100644
--- a/plc4py/requirements.txt
+++ b/plc4py/requirements.txt
@@ -50,5 +50,5 @@
 PyYAML==6.0.1
 requires==0.10.5
 typing_extensions==4.11.0
-virtualenv==20.25.1
+virtualenv==20.25.2
 xtyping==0.8.2