* fix: fixed config for Python and Java grpc lib
* chore(python): fix column sizing issue in docs
* chore(python): use 'http' in LICENSE
* chore(python): skip docfx in main presubmit
* chore(python): skip docfx in main presubmit
* fix: properly template the repo name
* chore: add missing quotation mark
* chore: add 3.9 to noxfile template
* build(python): make `NOX_SESSION` optional
* chore: Add header checker config to python library synth
* chore: add noxfile parameters for extra dependencies
* build: migrate to flakybot
* chore(python): include py.typed files in release
* docs: update python contributing guide
* build(python): enable flakybot on library unit and system tests
* test: install pyopenssl for mtls testing

* changes without context

        autosynth cannot find the source of changes triggered by earlier changes in this
        repository, or by version upgrades to tools such as linters.

* chore: add pre-commit-config to renovate ignore paths

Disable renovate PRs on the .pre-commit-config.yaml which is templated from synthtool. https://docs.renovatebot.com/configuration-options/#ignorepaths

Source-Author: Bu Sun Kim <8822365+busunkim96@users.noreply.github.com>
Source-Date: Mon Mar 15 09:05:39 2021 -0600
Source-Repo: googleapis/synthtool
Source-Sha: 2c54c473779ea731128cea61a3a6c975a08a5378
Source-Link: googleapis/synthtool@2c54c47

feat: Added support for Monitoring Query Language

feat: Added support for units in the `MetricService`

feat: Added `total_size` to the response of `ListAlertPolicies`.

fix: Un-deprecated `cluster_istio` for service monitoring.

feat: Added `IstioCanonicalService` for service monitoring.

feat: Added creation and mutation records to notification channels.

feat: Added support for querying metrics for folders and organizations.

fix: Extended the default deadline for `UpdateGroup` to 180s.

feat: Added support for secondary aggregation when querying metrics.

fix: use correct retry deadline

feat: add `client_cert_source_for_mtls`

🤖 I have created a release \*beep\* \*boop\*
---
## [2.2.0](https://www.github.com/googleapis/python-monitoring/compare/v2.1.0...v2.2.0) (2021-03-25)


### Features

* add `client_cert_source_for_mtls` ([0eb2ca6](https://www.github.com/googleapis/python-monitoring/commit/0eb2ca6b5044553c11d5f5e0f4859bf65387909b))
* Added `IstioCanonicalService` for service monitoring. ([0eb2ca6](https://www.github.com/googleapis/python-monitoring/commit/0eb2ca6b5044553c11d5f5e0f4859bf65387909b))
* Added `total_size` to the response of `ListAlertPolicies`. ([0eb2ca6](https://www.github.com/googleapis/python-monitoring/commit/0eb2ca6b5044553c11d5f5e0f4859bf65387909b))
* Added creation and mutation records to notification channels. ([0eb2ca6](https://www.github.com/googleapis/python-monitoring/commit/0eb2ca6b5044553c11d5f5e0f4859bf65387909b))
* Added support for Monitoring Query Language ([0eb2ca6](https://www.github.com/googleapis/python-monitoring/commit/0eb2ca6b5044553c11d5f5e0f4859bf65387909b))
* Added support for Monitoring Query Language ([#101](https://www.github.com/googleapis/python-monitoring/issues/101)) ([0eb2ca6](https://www.github.com/googleapis/python-monitoring/commit/0eb2ca6b5044553c11d5f5e0f4859bf65387909b))
* Added support for querying metrics for folders and organizations. ([0eb2ca6](https://www.github.com/googleapis/python-monitoring/commit/0eb2ca6b5044553c11d5f5e0f4859bf65387909b))
* Added support for secondary aggregation when querying metrics. ([0eb2ca6](https://www.github.com/googleapis/python-monitoring/commit/0eb2ca6b5044553c11d5f5e0f4859bf65387909b))
* Added support for units in the `MetricService` ([0eb2ca6](https://www.github.com/googleapis/python-monitoring/commit/0eb2ca6b5044553c11d5f5e0f4859bf65387909b))


### Bug Fixes

* Extended the default deadline for `UpdateGroup` to 180s. ([0eb2ca6](https://www.github.com/googleapis/python-monitoring/commit/0eb2ca6b5044553c11d5f5e0f4859bf65387909b))
* Un-deprecated `cluster_istio` for service monitoring. ([0eb2ca6](https://www.github.com/googleapis/python-monitoring/commit/0eb2ca6b5044553c11d5f5e0f4859bf65387909b))
* use correct retry deadline ([0eb2ca6](https://www.github.com/googleapis/python-monitoring/commit/0eb2ca6b5044553c11d5f5e0f4859bf65387909b))
---


This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).