fix(deps): bump @probot/adapter-azure-functions from 1.0.19 to 1.0.20

Bumps [@probot/adapter-azure-functions](https://github.com/probot/adapter-azure-functions) from 1.0.19 to 1.0.20.
- [Release notes](https://github.com/probot/adapter-azure-functions/releases)
- [Commits](probot/adapter-azure-functions@v1.0.19...v1.0.20)

---
updated-dependencies:
- dependency-name: "@probot/adapter-azure-functions"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

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

Author: dependabot[bot]