fix: debos: Avoid debos APT action for kernel

Kernel packages from CI currently have a plus sign; this seems to cause
issues with debos' apt action, so use a run action instead.

Signed-off-by: Loïc Minier <[email protected]>

Author: lool

debos-recipes/qualcomm-linux-debian-rootfs.yaml

@@ -210,13 +210,13 @@ actions:
       - kmod
       - linux-base
 
-  - action: apt
+  - action: run
     description: Install kernel and firmware packages
-    recommends: true
-    packages:
-      - firmware-atheros
-      - firmware-qcom-soc
-      - {{$kernelpackage}}
+    chroot: true
+    command: |
+      set -eux
+      apt update
+      apt -y install '{{$kernelpackage}}' firmware-atheros firmware-qcom-soc
 
   # XXX this is a workaround until firmware-non-free migrates to testing; it
   # might make sense to have a generic mechanism to do this