SPDX released version 3 of their license list (<https://spdx.org/licenses/>),
which changed the FSF licenses to explicitly end in -only or -or-later
instead of relying on an easy to miss + symbol.
Bug: T183858
Change-Id: I0b4d6b5eb3e210a131937e65268091ec83f0b46c
* Add license label to extension.json
* Make composer.json consistent with COPYING
GPL-2.0+ is fine (see T130531)
Bug: T123943
Bug: T130531
Change-Id: I6e4d718a413a938a247ede847367769eefa6156a