Description of problem:

EBGP connection configured with BGP Unnumbered over a ethernet point to point connection. BFD is not peering.

Version-Release number of selected component (if applicable):

How reproducible:

Easily

Steps to Reproduce:
1. deploy meteallb 
2. create a bgppeer to ebgp peer over point to point interface
3. deploy external frr pod
Actual results:

BFD Session is not attempted from the frrk8pod side

Expected results:

BFD and BGP session should be created.

Additional info:

Session is created fine when configuring a iBGP session.

FRR External Pod (deployed on worker-1)

frr# sh ip bgp summary 

IPv4 Unicast Summary (VRF default):
BGP router identifier 10.10.10.11, local AS number 64501 vrf-id 0
BGP table version 2
RIB entries 3, using 576 bytes of memory
Peers 1, using 725 KiB of memory
Peer groups 1, using 64 bytes of memory

Neighbor        V         AS   MsgRcvd   MsgSent   TblVer  InQ OutQ  Up/Down State/PfxRcd   PfxSnt Desc
ens3f0np0       4      64500         0         5        0    0    0    never       Active        0 N/A

frr# sh bfd peer
BFD Peers:

frrk8Pod worker-0

worker-0# sh bfd peer
BFD Peers:
    peer fe80::eaeb:d3ff:fece:b1c6 vrf default
        ID: 4038677787
        Remote ID: 0
        Active mode
        Status: down
        Downtime: 12 minute(s), 55 second(s)
        Diagnostics: ok
        Remote diagnostics: ok
        Peer Type: dynamic
        RTT min/avg/max: 0/0/0 usec
        Local timers:
            Detect-multiplier: 3
            Receive interval: 300ms
            Transmission interval: 300ms
            Echo receive interval: 50ms
            Echo transmission interval: 50ms
        Remote timers:
            Detect-multiplier: 3
            Receive interval: 1000ms
            Transmission interval: 1000ms
            Echo receive interval: disabled

worker-0# sh ip bgp summary 

IPv4 Unicast Summary (VRF default):
BGP router identifier 10.131.0.2, local AS number 64500 vrf-id 0
BGP table version 1
RIB entries 1, using 192 bytes of memory
Peers 1, using 725 KiB of memory

Neighbor        V         AS   MsgRcvd   MsgSent   TblVer  InQ OutQ  Up/Down State/PfxRcd   PfxSnt Desc
ens3f0np0       4          0         0         0        0    0    0    never         Idle        0 N/A