qdocconf: Remove nonexistent dependency

Change-Id: Ie4f80f2538752c90f0950ec0c8d0453b7f9bda85
Reviewed-by: Topi Reiniö <topi.reinio@digia.com>
Bump MODULE_VERSION to 5.2.2

Change-Id: I97f0547875e1328b250b9d451483c05fd4e210b1
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>