Fix unslung image build by putting the kernel version number

into the package (.bb) PV value

diff --git a/packages/linux/unslung-kernel_2.3r25.bb b/packages/linux/unslung-kernel_2.4.22.l2.3r25.bb
similarity index 100%
rename from packages/linux/unslung-kernel_2.3r25.bb
rename to packages/linux/unslung-kernel_2.4.22.l2.3r25.bb

diff --git a/packages/linux/unslung-kernel_2.3r29.bb b/packages/linux/unslung-kernel_2.4.22.l2.3r29.bb
similarity index 100%
rename from packages/linux/unslung-kernel_2.3r29.bb
rename to packages/linux/unslung-kernel_2.4.22.l2.3r29.bb