Bumping mattermost-plugin-playbooks to Minor version 2.1.0

tab app configuration and endpoint

Bumping mattermost-plugin-playbooks to Patch version 2.0.1

Bumping mattermost-plugin-playbooks to Minor version 1.40.0

Bumping mattermost-plugin-playbooks to Major version 2.0.0

Adding time/tzdata for systems without tzdata installed. (#1910)

Simplify permissions check (#1902)

Fix run channel attachment promotion (#1901)

Fix run channel attachment promotion (#1901)

MM-54364: backport playbooks 1.36 -> mattermost 7.8 ESR (#1883)