T6711: Fix restart vrrp missed comma between services

[sever-sever]

Change Summary

Missing comma in the list between services
'ssh', 'suricata' 'vrrp', 'webproxy'
Fix it

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Code style update (formatting, renaming)
• Refactoring (no functional changes)
• Migration from an old Vyatta component to vyos-1x, please link to related PR inside obsoleted component
• Other (please describe):

Related Task(s)

• https://vyos.dev/T6711

Related PR(s)

Component(s) name

restart

Proposed changes

How to test

Before the fix:

vyos@r14:~$ restart vrrp 
usage: restart.py restart_service [-h] [--raw] --name
                                  {dhcp,dhcpv6,dns_dynamic,dns_forwarding,igmp_proxy,ipsec,mdns_repeater,reverse_proxy,router_advert,snmp,ssh,suricatavrrp,webproxy} [--vrf VRF]
restart.py restart_service: error: argument --name: invalid choice: 'vrrp' (choose from 'dhcp', 'dhcpv6', 'dns_dynamic', 'dns_forwarding', 'igmp_proxy', 'ipsec', 'mdns_repeater', 'reverse_proxy', 'router_advert', 'snmp', 'ssh', 'suricatavrrp', 'webproxy')
vyos@r14:~$ 

After the fix:

vyos@r14:~$ restart vrrp 
Service vrrp is not configured!
vyos@r14:~$ 

Smoketest result

Checklist:

• I have read the CONTRIBUTING document
• I have linked this PR to one or more Phabricator Task(s)
• I have run the components SMOKETESTS if applicable
• My commit headlines contain a valid Task id
• My change requires a change to the documentation
• I have updated the documentation accordingly

[github-actions]

👍
No issues in PR Title / Commit Title

[github-actions]

✅ No issues found in unused-imports check.. Please refer the workflow run

[sever-sever]

@Mergifyio backport circinus

[mergify]

backport circinus

✅ Backports have been created

• #4056 T6711: Fix restart vrrp missed comma between services (backport #4054) has been created for branch circinus