feat: update system-upgrade namespace and include support for k0s (#1278)

* fest: k0s Autopilot

* Create .mjfilter.py

* Create kustomization.yaml.j2

* Create ks.yaml.j2

* Create kustomization.yaml.j2

* Create updaterconfig.yaml.j2

* feat: update system-upgrade namespace and include support for k0s

Signed-off-by: Devin Buhl <devin@buhl.casa>

* fix: rename talos app folder

Signed-off-by: Devin Buhl <devin@buhl.casa>

* fix: update k0s plan

Signed-off-by: Devin Buhl <devin@buhl.casa>

---------

Signed-off-by: Devin Buhl <devin@buhl.casa>

bootstrap/templates/kubernetes/apps/system-upgrade/k0s/app/kustomization.yaml.j2

@@ -0,0 +1,5 @@
+---
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - ./plan.yaml

bootstrap/templates/kubernetes/apps/system-upgrade/k0s/app/plan.yaml.j2

@@ -0,0 +1,23 @@
+---
+apiVersion: autopilot.k0sproject.io/v1beta2
+kind: Plan
+metadata:
+  name: autopilot
+spec:
+  id: not-used
+  timestamp: not-used
+  commands:
+    - k0supdate:
+        version: "${KUBE_VERSION}"
+        platforms:
+          linux-amd64:
+            url: "https://get.k0sproject.io/${KUBE_VERSION}/k0s-${KUBE_VERSION}-amd64"
+          linux-arm64:
+            url: "https://get.k0sproject.io/${KUBE_VERSION}/k0s-${KUBE_VERSION}-arm64"
+        targets:
+          controllers:
+            discovery:
+              selector: {}
+          workers:
+            discovery:
+              selector: {}