Add CI var for http_proxy (#6039)

roles/kubespray-defaults/tasks/no_proxy.yml

@@ -26,3 +26,6 @@
 - name: Populates no_proxy to all hosts
   set_fact:
     no_proxy: "{{ hostvars.localhost.no_proxy_prepare }}"
+    proxy_env:
+      no_proxy: "{{ hostvars.localhost.no_proxy_prepare }}"
+      NO_PROXY: "{{ hostvars.localhost.no_proxy_prepare }}"

tests/files/packet_debian10-containerd.yml

@@ -11,3 +11,7 @@ dns_min_replicas: 1
 
 helm_enabled: true
 helm_version: v3.1.0
+
+# https://gitlab.com/miouge/kubespray-ci/-/blob/a4fd5ed6857807f1c353cb60848aedebaf7d2c94/manifests/http-proxy.yml#L42
+http_proxy: http://172.30.30.30:8888
+https_proxy: http://172.30.30.30:8888
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