Integrate config/kirkstone-pull-from-dunfell-branch
Commit: config@d3eac486
LICENSE: Add Apache 2.0 license file
According to our company licensing policy for software the Yocto layers should be licensed under the Apache 2.0 license. Adapt the LICENSE-2.0.txt file from https://www.apache.org/licenses/LICENSE-2.0.txt as described in the APPENDIX.
Add the license as LICENSE.txt file to the layer repository.
BCS 746-000657
(cherry picked from commit 21df2bf31565551a8d9a2827ed1ae2530f5d6fa1)