Make the cmake-qemu.bbclass more usable:
- Drop the CMAKE_EXEWRAPPER_ENABLED variable (which does not make much
sense without the second commit of the original patch series).
- Inherit qemu to make the cmake-qemu a drop in replacement for cmake.
Signed-off-by: Adrian Freihofer <adrian.freihofer@siemens.com> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>