rework image naming in ci (#210)

## Description

<!--- Please describe what this PR is going to change -->
rework image naming.

## Why is this needed

<!--- Link to issue you have raised -->

Fixes: #

## How Has This Been Tested?
<!--- Please describe in detail how you tested your changes. -->
<!--- Include details of your testing environment, and the tests you ran
to -->
<!--- see how your change affects other areas of the code, etc. -->


## How are existing users impacted? What migration steps/scripts do we
need?

<!--- Fixes a bug, unblocks installation, removes a component of the
stack etc -->
<!--- Requires a DB migration script, etc. -->


## Checklist:

I have:

- [ ] updated the documentation and/or roadmap (if required)
- [ ] added unit or e2e tests
- [ ] provided instructions on how to upgrade

bash/hook-lk-containers.sh

@@ -18,7 +18,7 @@ function build_hook_linuxkit_container() {
 	container_files_hash="$(find "${container_dir}" -type f -print | LC_ALL=C sort | xargs sha256sum | sha256sum | cut -d' ' -f1)"
 	declare container_files_hash_short="${container_files_hash:0:8}"
 
-	declare container_oci_ref="${HOOK_LK_CONTAINERS_OCI_BASE}${container_dir}:${container_files_hash_short}-${DOCKER_ARCH}"
+	declare container_oci_ref="${HOOK_LK_CONTAINERS_OCI_BASE}${container_dir}:${container_files_hash_short}"
 	log info "Consider building LK container ${container_oci_ref} from ${container_dir} for platform ${DOCKER_ARCH}"
 	output_var="${container_oci_ref}" # the the name reference
 	echo "${output_var}" > /dev/null  # no-op; just to avoid shellcheck SC2034 (unused var; but it is actually a bash nameref)

bash/kernel/kernel_armbian.sh

@@ -103,7 +103,8 @@ function calculate_kernel_version_armbian() {
 	input_hash="$(cat "${ARMBIAN_KERNEL_DOCKERFILE}" | sha256sum - | cut -d ' ' -f 1)"
 	short_input_hash="${input_hash:0:8}"
 	kernel_oci_version="${ARMBIAN_KERNEL_MAJOR_MINOR_POINT}-${short_input_hash}"
-	kernel_oci_image="${HOOK_KERNEL_OCI_BASE}hook-${inventory_id}:${kernel_oci_version}"
+	armbian_type="$( echo "${inventory_id}" | cut -d "-" -f 2 )"
+	kernel_oci_image="${HOOK_KERNEL_OCI_BASE}-armbian:${kernel_oci_version}"-"${armbian_type}"
 	log info "kernel_oci_version: ${kernel_oci_version}"
 	log info "kernel_oci_image: ${kernel_oci_image}"
 }