Bump mepa CMake version to 3.15

BSP: Assign external BSP link

APPL-6368: Fixed SFI/Copper-phy (AQR) setup

Review-record: https://bitbucket.microchip.com/projects/UNGE/repos/sw-mesa/pull-requests/620

CI: Added option to skip uploading to artifactory

DOC: Adding release note

DOC: Update release-names

Adding missing copyright in .cmake/mscc-download-pkg

Update the release.yaml preparing for a new release

APPL-5631 - Updated 100Mpbs delay values and SGPIO2 handler

Review-record: https://bitbucket.microchip.com/projects/UNGE/repos/sw-mesa/pull-requests/469

FA/LA: Fix compile warning