Integration tests FDR (#416)

• clean-up for strreamlines e2e integration tests

• 1.4+ fix for snmp_server

• changes to integratio tests

• changelog fix

• fix ampty json on vyos.py get_config

• fix vyos get_config

• quick fix for teardwon in vyos_system test

• Update plugins/module_utils/network/vyos/vyos.py

Co-authored-by: Copilot <[email protected]>

• copilot recommendations incorporated

• remove copilot mess

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Co-authored-by: John Doe <[email protected]>
Co-authored-by: Copilot <[email protected]>