Bump dockerflow from 2022.1.0 to 2022.7.0

Bumps [dockerflow](https://github.com/mozilla-services/python-dockerflow) from 2022.1.0 to 2022.7.0.
- [Release notes](https://github.com/mozilla-services/python-dockerflow/releases)
- [Changelog](https://github.com/mozilla-services/python-dockerflow/blob/main/docs/changelog.rst)
- [Commits](mozilla-services/python-dockerflow@2022.1.0...2022.7.0)

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

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

Author: dependabot[bot]

poetry.lock

@@ -14,7 +14,7 @@ gunicorn = "^20.1.0"
 prometheus-client = "^0.14.1"
 python-bugzilla = "^3.2.0"
 atlassian-python-api = "^3.20.1"
-dockerflow = "2022.1.0"
+dockerflow = "2022.7.0"
 Jinja2 = "^3.1.2"
 pydantic-yaml = {extras = ["pyyaml","ruamel"], version = "^0.6.1"}
 sentry-sdk = "^1.7.2"