Merge pull request #2608 from mavlink/pr-update-proto

proto: forgot to merge the txt mission import

Merge pull request #2596 from mavlink/pr-use-mission-current-extended

Improve handling of mission finished

Merge pull request #2571 from Luc-Meunier/tlm-health

telemetry: add set rate health

Merge pull request #2577 from mavlink/pr-wait-camera-list

system_tests: make camera discovery more robust

Merge pull request #2576 from mavlink/pr-windows-nproc

CI: hard-code Windows to 4 threads

Merge pull request #2568 from mavlink/pr-ci-docker-overhaul

CI: move to docker containers

Merge pull request #2570 from mavlink/pr-fix-lib-generation

Revert library packaging

Merge pull request #2567 from mavlink/pr-revert-yaw

Revert "[PATCH] Fix goto_location sending radians instead of degrees"

Merge pull request #2565 from mavlink/pr-fix-release

CI: save some disk space

Merge pull request #2524 from aminballoon/pr-update-Battery-TimeRemai…

…n&Function

Update Battery Remaining Time and Battery Function