This commit does not change behavior -BEGIN VERIFY SCRIPT- git grep -l g_rpc_node | xargs sed -i 's/g_rpc_node->/node./g' -END VERIFY SCRIPT-
Partial backport of core PR18740:
https://github.com/bitcoin/bitcoin/pull/18740/commits/ccb5059ee89f6e8dc31ba5b82830b384890bb65e
Depends on D7990.