[FAB-5062] Correct Gossip bootstrap setup in byfn

Corrects the Gossip bootsrap options for the 2 peers of org2 in the byfn
setup.  Peer1 should point to Peer0, and peer0 should not point to
itself.

Change-Id: I23074b7d5abe6ade4a57493808c3092c66086f62
Signed-off-by: Adnan Choudhury <adnan.choudhury@itpeoplecorp.com>

first-network/base/docker-compose-base.yaml

@@ -78,7 +78,6 @@ services:
       - CORE_PEER_ID=peer0.org2.example.com
       - CORE_PEER_ADDRESS=peer0.org2.example.com:7051
       - CORE_PEER_GOSSIP_EXTERNALENDPOINT=peer0.org2.example.com:7051
-      - CORE_PEER_GOSSIP_BOOTSTRAP=peer0.org2.example.com:7051
       - CORE_PEER_LOCALMSPID=Org2MSP
     volumes:
         - /var/run/:/host/var/run/
@@ -97,7 +96,7 @@ services:
       - CORE_PEER_ID=peer1.org2.example.com
       - CORE_PEER_ADDRESS=peer1.org2.example.com:7051
       - CORE_PEER_GOSSIP_EXTERNALENDPOINT=peer1.org2.example.com:7051
-      - CORE_PEER_GOSSIP_BOOTSTRAP=peer1.org2.example.com:7051
+      - CORE_PEER_GOSSIP_BOOTSTRAP=peer0.org2.example.com:7051
       - CORE_PEER_LOCALMSPID=Org2MSP
     volumes:
         - /var/run/:/host/var/run/