linux-nilrt-debug: Clean up debug kernel recipe
linux-nilrt-debug: Clean up debug kernel recipe

Add missing packages, enforce 'debug' naming convention consistently,
and remove dependency on the squashfs-based versioning tools.

Signed-off-by: Joshua Hernstrom <32dc8cfec5c07c8b12607232c3deac1c85064218@ni.com>

ni/meta-nilrt,ni/meta-nilrt,ni/meta-nilrt,ni/meta-nilrt,ni/meta-nilrt