Align RFQ reject message with BLIP #3185

Job	Run time
Sqlc check	2m 42s
test vector check	45s
Compilation check	44s
cross compilation	4m 28s
Docker build check	3m 4s
Format check	20s
Lint check	2m 28s
migration version check	15s
RPC check	1m 10s
go mod check	20s
sample configuration check	36s
run itests	7m 58s
run itests postgres	15m 26s
run LiT tests	7m 49s
run unit tests (unit-race)	6m 48s
run unit tests (unit-cover)	2m 26s
run unit tests (unit dbbackend=postgres)	4m 56s
finish	2s
	1h 2m 17s

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