bgpd : backpressure - Fix to pop items off zebra_announce FIFO for few EVPN triggers (backport #17432) #17437
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In cases such as 'no advertise-all-vni' and L2 VNI DELETE, we need to pop all the VPN routes present in the bgp_zebra_announce FIFO yet to be processed regardless of VNI is configured or not.
NOTE: NO need to pop the VPN routes in two cases
Fixes: a07df6f
("bgpd : backpressure - Handle BGP-Zebra(EPVN) Install evt Creation")
Ticket :#4163611
This is an automatic backport of pull request #17432 done by Mergify.