build(deps): Bump pytest-html in /testing/plugins_integration (#10450)

Bumps [pytest-html](https://github.com/pytest-dev/pytest-html) from 3.1.1 to 3.2.0.
- [Release notes](https://github.com/pytest-dev/pytest-html/releases)
- [Changelog](https://github.com/pytest-dev/pytest-html/blob/master/docs/changelog.rst)
- [Commits](pytest-dev/pytest-html@v3.1.1...v3.2.0)

---
updated-dependencies:
- dependency-name: pytest-html
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

testing/plugins_integration/requirements.txt

@@ -5,7 +5,7 @@ pytest-bdd==6.0.1
 pytest-cov==4.0.0
 pytest-django==4.5.2
 pytest-flakes==4.0.5
-pytest-html==3.1.1
+pytest-html==3.2.0
 pytest-mock==3.10.0
 pytest-rerunfailures==10.2
 pytest-sugar==0.9.5