qemu: add bash and python to qemu's RDEPENDS

qemu: add bash and python to qemu's RDEPENDS

| Note: adding Smart RPM DB channel
|
| Note: to be installed:  qemu@x86_64 run-postinsts@x86_64 kernel-modules@qemux86_64 packagegroup-core-boot@qemux86_64
| Loading cache...
| Updating cache...               ######################################## [100%]
|
| Computing transaction...error: Can't install qemu-1.5.0-r0.0@x86_64: no package provides /usr/bin/python
|
| Saving cache...
|
| WARNING: exit code 1 from a shell command.
| ERROR: Function failed: do_rootfs (log file is located at tmp/work/qemux86_64-wrs-linux/wrlinux-image-glibc-small/1.0-r1/temp/do_rootfs/log.do_rootfs.21373)

Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>