* Stolen from meta-oe right before mozjs was upgraded to 60.x
* In the long term mozjs-52 can go because cinnamon intends to move to mozjs-68
[1]. That is not yet available in any layer as far sa I know (off-topic have
started work on mozjs-68 to get rid of python2 but did not yet get it to fly)
* build might fail on other arches than arm but that is good enough for me
[1] https://github.com/linuxmint/cjs/issues/80
Signed-off-by: Andreas Müller <schnitzeltony@gmail.com>