Added additional build definitions for packaged build

[xvitaly]

Added additional build definitions for packaged build:

• disable crash reporter: we will use abrt instead;
• disable all desktop file and schema generators (already included in package);
• disable all update checks.

[crackedmind]

:white_check_mark: Build kepka 1.0.59-rsrhmasm completed (commit https://github.com/procxx/kepka/commit/3fe61a03d9 by @xvitaly)

[crackedmind]

:white_check_mark: Build kepka 1.0.59-pcmyeyjy completed (commit https://github.com/procxx/kepka/commit/1852de8c3f by @xvitaly)