Add proxy envs to calico to make possible usage of AWS source destination check

Signed-off-by: Dmytro Oboznyi <dmytro.oboznyi@syncier.com>

upup/models/cloudup/resources/addons/networking.projectcalico.org/k8s-1.16.yaml.template

@@ -3924,6 +3924,11 @@ spec:
             # Enable WireGuard encryption for all on-the-wire pod-to-pod traffic
             - name: FELIX_WIREGUARDENABLED
               value: "{{ .Networking.Calico.WireguardEnabled }}"
+            # Enable support for HTTP forward proxy
+            {{ range $name, $value := ProxyEnv }}
+            - name: {{ $name }}
+              value: {{ $value }}
+            {{ end }}
           securityContext:
             privileged: true
           resources:
@@ -4130,4 +4135,3 @@ spec:
 ---
 # Source: calico/templates/configure-canal.yaml
 
-