Change host_network for ingress blowhole to default

Signed-off-by: Magic_RB <magic_rb@redalder.org>

terranix/containers/ingress-blowhole/job.hcl

@@ -25,19 +25,16 @@ job "ingress" {
     network {
       mode = "bridge"
       port "http" {
-        host_network = "mesh"
         static = 80
         to = 80
       }
 
       port "https" {
-        host_network = "mesh"
         static = 443
         to = 443
       }
 
       port "imap" {
-        host_network = "mesh"
         static = 143
         to = 143
       }