Change all files to add SPDX license identifiers and
remove license text.
This is only an administrative change, there is no change
in actual license or copyright for any file.
Signed-off-by: NLior David <liord@codeaurora.org>
Signed-off-by: NMaya Erez <merez@codeaurora.org>
Signed-off-by: NKalle Valo <kvalo@codeaurora.org>