Bump webob from 1.8.8 to 1.8.9 (#585)

Bumps [webob](https://github.com/Pylons/webob) from 1.8.8 to 1.8.9.
- [Changelog](https://github.com/Pylons/webob/blob/1.8.9/CHANGES.txt)
- [Commits](Pylons/webob@1.8.8...1.8.9)

---
updated-dependencies:
- dependency-name: webob
  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>

example_project/requirements_test.txt

@@ -7,5 +7,5 @@ playwright==1.47.0
 psycopg2-binary==2.9.10
 pyquery==2.0.1
 waitress==3.0.1
-WebOb==1.8.8
+WebOb==1.8.9
 WebTest==3.0.1