
As per [Qt 5.12.2 commit update](28d4bfdf74
), xkbcommon-evdev PACKAGECONFIG option has been renamed to xkbcommon.
This commit fixes BitBake QA:
WARNING: qtbase-5.12.2+gitAUTOINC+856fb1ab44-r0 do_configure: QA Issue: qtbase: invalid PACKAGECONFIG: xkbcommon-evdev [invalid-packageconfig]