Package unstripped vmlinuz

[obbardc]

In qcom-deb-images we ship the unstripped vmlinuz file with the images. For now, we need to replicate this with pkg-linux-qcom.

Build a separate package just containing the unstripped vmlinuz for each kernel variant.

This should allow the normal kernel packages to remain stripped while making the unstripped kernel image available separately for debugging and profiling.

[obbardc]

The kernel in the -dbg package should be what we should use for this, it is already be unstripped...

[obbardc]

Also see #15