chainntnfs: fix missing notifications #16532

Job	Run time
RPC and mobile compilation check	6m 55s
check commits	3m 9s
cross compilation	32m 4s
check pinned dependencies (google.golang.org/grpc v1.59.0)	3s
lint code	7m 10s
sample configuration check	6m 16s
check pinned dependencies (github.com/golang/protobuf v1.5.3)	6s
Sqlc check	4m 51s
run unit tests (btcd unit-cover)	16m 11s
run macOS itest	49m 42s
run unit tests (unit tags="kvdb_etcd")	18m 0s
check release notes updated	4s
run unit tests (unit tags="kvdb_postgres")	17m 15s
run unit tests (unit tags="kvdb_sqlite")	15m 37s
run ubuntu itests (btcd, backend=btcd cover=1)	29m 6s
run unit tests (btcd unit-race)	35m 44s
run windows itest	21m 19s
run ubuntu itests (bitcoind, backend=bitcoind cover=1)	38m 23s
run unit tests (unit-module)	1m 9s
run ubuntu itests (bitcoind-notxindex, backend="bitcoind notxindex")	37m 5s
run ubuntu itests (bitcoind-rpcpolling, backend="bitcoind rpcpolling" cover=1)	37m 58s
run ubuntu itests (bitcoind-etcd, backend=bitcoind dbbackend=etcd)	53m 18s
run ubuntu itests (bitcoind-postgres, backend=bitcoind dbbackend=postgres)	1h 9m 22s
run ubuntu itests (bitcoind-sqlite, backend=bitcoind dbbackend=sqlite)	40m 37s
run ubuntu itests (bitcoind-postgres-nativesql, backend=bitcoind dbbackend=postgres nativesql=true)	1h 12m 7s
run ubuntu itests (bitcoind-sqlite-nativesql, backend=bitcoind dbbackend=sqlite nativesql=true)	41m 3s
run ubuntu itests (neutrino, backend=neutrino cover=1)	35m 51s
finish	7s
	11h 30m 32s

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