routing: fix fee limit condition #15106

Job	Run time
cross compilation	13m 58s
lint code	3m 22s
check pinned dependencies (google.golang.org/grpc v1.59.0)	6s
check commits	5m 43s
check pinned dependencies (github.com/golang/protobuf v1.5.3)	3s
run macOS itest	42m 52s
check release notes updated	5s
RPC and mobile compilation check	2m 0s
sample configuration check	36s
Sqlc check	2m 34s
run ubuntu itests (btcd, backend=btcd cover=1)	26m 14s
run unit tests (btcd unit-cover)	17m 6s
run ubuntu itests (bitcoind, backend=bitcoind cover=1)	32m 56s
run windows itest	42m 49s
run unit tests (unit tags="kvdb_etcd")	20m 19s
run ubuntu itests (bitcoind-notxindex, backend="bitcoind notxindex")	32m 48s
run unit tests (unit tags="kvdb_postgres")	17m 13s
run ubuntu itests (bitcoind-rpcpolling, backend="bitcoind rpcpolling" cover=1)	32m 26s
run unit tests (unit tags="kvdb_sqlite")	16m 46s
run ubuntu itests (bitcoind-etcd, backend=bitcoind dbbackend=etcd)	44m 8s
run unit tests (btcd unit-race)	35m 56s
run ubuntu itests (bitcoind-postgres, backend=bitcoind dbbackend=postgres)	1h 0m 9s
run unit tests (unit-module)	56s
run ubuntu itests (bitcoind-sqlite, backend=bitcoind dbbackend=sqlite)	35m 22s
run ubuntu itests (bitcoind-postgres-nativesql, backend=bitcoind dbbackend=postgres nativesql=true)	59m 45s
run ubuntu itests (bitcoind-sqlite-nativesql, backend=bitcoind dbbackend=sqlite nativesql=true)	35m 3s
run ubuntu itests (neutrino, backend=neutrino cover=1)	30m 40s
finish	3s
	10h 11m 58s

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