qtbase_%.bbappend: update PACKAGECONFIG name for xkbcommon
As per [Qt 5.12.2 commit update](https://github.com/meta-qt5/meta-qt5/commit/28d4bfdf74ba9d66ad749fc7208ca8dc147a3927), 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]
@@ -4,7 +4,7 @@ PACKAGECONFIG_GL_rpi = "${@bb.utils.contains('DISTRO_FEATURES', 'x11 opengl', 'g
PACKAGECONFIG_GL_append_rpi = "${@bb.utils.contains('MACHINE_FEATURES', 'vc4graphics', ' kms', '', d)}"
PACKAGECONFIG_GL_append_rpi = " gbm"
PACKAGECONFIG_FONTS_rpi = "fontconfig"
-PACKAGECONFIG_append_rpi = " libinput examples tslib xkb xkbcommon-evdev"
+PACKAGECONFIG_append_rpi = " libinput examples tslib xkb xkbcommon"
PACKAGECONFIG_remove_rpi = "tests"
OE_QTBASE_EGLFS_DEVICE_INTEGRATION_rpi = "${@bb.utils.contains('MACHINE_FEATURES', 'vc4graphics', '', 'eglfs_brcm', d)}"
