* Add aggregate for junos modules and sub spec validation
* aggregate support of junos modules
* aggregate sub spec validation
* relevant changes to junos integration test
* junos module boilerplate changes
* Add new boilerplate for junos modules
* Fix CI issues
* junos implementation for net_l3_interface module
* junos_l3_interface implementation
* junos_l3_interface integration test
* net_l3_interface integration test for junos
* Fix module name typo