v21.06 SP1

Backport TODO list is tracked in issue #1130 (closed)

fixes #1130 (closed)

How to test:

• checkout this branch in your local pmaports
• pmbootstrap -y zap -m
• (select device and UI with pmbootstrap init or with pmbootstrap config
• pmbootstrap install to build all changed packages

It's important to test the upgrade pack for this service pack, since folks will be upgrading v21.06 to this. You can test this locally by:

• install v21.06 on a device, quickest way is by using images from bpo: https://images.postmarketos.org/bpo/v21.06/
• follow the wiki to set up a local repo on the device that points to the location where packages were built in the previous steps: https://wiki.postmarketos.org/wiki/Installing_packages_on_a_running_phone#Harder_way:_host_repository_locally_using_a_web_server
• on the device running v21.06, upgrade to v21.06.1 from the local repo: sudo apk upgrade -a