[avalanche] Add field to the getavalancheinfo RPC to monitor if our proof is shared
Summary:
Since D13030 the node is waiting for an inbound connection before it can share the local proof with the avalanche network. This diff adds a new field to the getavalancheinfo RPC to monitor this status.
Depends on D13030.
Test Plan:
ninja all check-all
Reviewers: #bitcoin_abc, sdulfari
Reviewed By: #bitcoin_abc, sdulfari
Subscribers: sdulfari
Differential Revision: https://reviews.bitcoinabc.org/D13050