ignore lint error

[skylenet]

To ignore the following:

WARNING  Listing 2 violation(s) that are fatal
var-naming[no-role-prefix]: Variables names from within roles should use ethereum_inventory_web_ as a prefix. (vars: eth_inventory_web_container_env)
playbook.yaml:85 Task/Handler: Refresh inventory web

var-naming[no-role-prefix]: Variables names from within roles should use ethereum_inventory_web_ as a prefix. (vars: eth_inventory_web_container_networks)
playbook.yaml:85 Task/Handler: Refresh inventory web