[mce] Update git url to git.sailfishos.org. JB#33684
[mce] Update git url to git.sailfishos.org. JB#33684

Currently mce git repository is at:

  https://git.sailfishos.org/mer-core/mce

Signed-off-by: Simo Piiroinen <6d5e5360bed3d486f7d9fb26b0f737f7d4fd45ee@jollamobile.com>

spiiroin/mce,spiiroin/mce,spiiroin/mce,spiiroin/mce