CI: Remove Debian 10 support & macvlan test move to Debian 12 (#11347)

* CI: macvlan test switch to debian 11 & default job

Signed-off-by: tico88612 <17496418+tico88612@users.noreply.github.com>

* CI: cilium-svc-proxy test switch to debian 12

Signed-off-by: tico88612 <17496418+tico88612@users.noreply.github.com>

* CI: remove debian 10 test

Signed-off-by: tico88612 <17496418+tico88612@users.noreply.github.com>

* Docs: remove debian 10 support

Signed-off-by: tico88612 <17496418+tico88612@users.noreply.github.com>

---------

Signed-off-by: tico88612 <17496418+tico88612@users.noreply.github.com>

tests/files/packet_debian10-calico.yml

@@ -1,11 +0,0 @@
----
-# Instance settings
-cloud_image: debian-10
-mode: default
-
-# Kubespray settings
-auto_renew_certificates: true
-
-# plugins
-helm_enabled: true
-krew_enabled: true

tests/files/packet_debian10-docker.yml

@@ -1,9 +0,0 @@
----
-# Instance settings
-cloud_image: debian-10
-mode: default
-
-# Use docker
-container_manager: docker
-etcd_deployment_type: docker
-resolvconf_mode: docker_dns

tests/files/packet_debian11-macvlan.yml

@@ -1,6 +1,6 @@
 ---
 # Instance settings
-cloud_image: debian-10
+cloud_image: debian-11
 mode: default
 
 # Kubespray settings

tests/files/packet_debian12-cilium-svc-proxy.yml

@@ -1,6 +1,6 @@
 ---
 # Instance settings
-cloud_image: debian-10
+cloud_image: debian-12
 mode: ha
 
 # Kubespray settings