Add new template for Fsas Si-R `show ip ospf neighbor`

[caribouHY]

I added a new template for show ip ospf neighbor.

[mjbear]

Looking good. :grinning:

Glad to see this template mirror the capture groups in existing OSPF neighbor templates for common platforms.

• cisco_ios show ip ospf neighbor
• arista_eos show ip ospf neighbor
• juniper_junos show ospf neighbor