nrpe checks please

[Adam Dyess]

Please make this charm relatable with nrpe-external-master to the nrpe charm.

Some useful checks would be ..
   is the api alive and functioning?

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.opendev.org/c/openstack/charm-manila/+/804932

[Aurelien Lourot (aurelien-lourot)]

Added 'charm-guide' as affected project for the release notes.

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.opendev.org/c/openstack/charm-manila/+/804932
Committed: https://opendev.org/openstack/charm-manila/commit/88def9dcea92b8f722ca18f9d92b1b17f4ef26f2
Submitter: "Zuul (22348)"
Branch: master

commit 88def9dcea92b8f722ca18f9d92b1b17f4ef26f2
Author: Gustavo Sanchez <email address hidden>
Date: Tue Aug 17 20:13:05 2021 -0400

    Adds NRPE checks for services

    Adds the nrpe-external-master layer and checks for services managed by
    this charm.

    func-test-pr: https://github.com/openstack-charmers/zaza-openstack-tests/pull/624

    Closes-Bug: #1925977
    Change-Id: I2536e0b95d9b7568e8c20b6f6eedc2c92eca0603

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.opendev.org/c/openstack/charm-manila-generic/+/816033
Committed: https://opendev.org/openstack/charm-manila-generic/commit/8f961493e3fd1091b0d1137295308486ef6ebbf1
Submitter: "Zuul (22348)"
Branch: master

commit 8f961493e3fd1091b0d1137295308486ef6ebbf1
Author: Corey Bryant <email address hidden>
Date: Fri Oct 29 17:00:41 2021 -0400

    Add yoga bundles and release-tool syncs

    * charm-helpers sync for classic charms
    * sync from release-tools
    * switch to release-specific zosci functional tests
    * run focal-ussuri as smoke tests
    * remove trusty, xenial, and groovy metadata/tests
    * drop py35 and add py39
    * add nrpe to bundles

    Change-Id: I184e4696336378f8e2b02ff6ce8800c224249e47
    Closes-Bug: #1925977