lsb_release: allow cat and cut

Merged Vincas Dargis requested to merge Talkless/apparmor:lsb_release into master

lsb_release fails on Debian Sid:

$ sudo aa-exec -p lsb_release lsb_release
/usr/bin/lsb_release: 70: cut: Permission denied
/usr/bin/lsb_release: 70: cut: Permission denied
$ sudo aa-exec -p lsb_release lsb_release -h
/usr/bin/lsb_release: 11: cat: Permission denied
type=AVC msg=audit(1669540199.087:2680): apparmor="DENIED"
operation="exec" profile="lsb_release" name="/usr/bin/cut" pid=17419
comm="lsb_release" requested_mask="x" denied_mask="x" fsuid=0
ouid=0FSUID="root" OUID="root"
type=AVC msg=audit(1669540392.244:2944): apparmor="DENIED"
operation="exec" profile="lsb_release" name="/usr/bin/cat" pid=17847
comm="lsb_release" requested_mask="x" denied_mask="x" fsuid=0
ouid=0FSUID="root" OUID="root"

Update profile to allow lsb_release script to invoke required executables.