Bump webtest from 3.0.6 to 3.0.7 (#118)

Bumps [webtest](https://github.com/Pylons/webtest) from 3.0.6 to 3.0.7.
- [Commits](Pylons/webtest@3.0.6...3.0.7)

---
updated-dependencies:
- dependency-name: webtest
  dependency-version: 3.0.7
  dependency-type: direct:development
  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>

Author: dependabot[bot]

dev-requirements.txt

@@ -48,7 +48,7 @@ webob==1.8.7
     # via
     #   -c requirements.txt
     #   webtest
-webtest==3.0.6
+webtest==3.0.7
     # via -r dev-requirements.in
 wheel==0.42.0
     # via pip-tools