fix: force segwit bip-141 off in tx serialisation #381

Job	Run time
fuzz (dash_outpoint_string)	3m 32s
fuzz (dash_deserialize_amount)	3m 30s
fuzz (dash_deser_net_msg)	3m 41s
fuzz (dash_deserialize_address)	3m 18s
fuzz (dash_script_bytes_to_asm_fmt)	3m 32s
fuzz (dash_deserialize_witness)	3m 18s
fuzz (dash_deserialize_block)	3m 19s
fuzz (dash_deserialize_script)	3m 24s
fuzz (hashes_json)	3m 22s
fuzz (hashes_cbor)	3m 48s
fuzz (hashes_sha256)	3m 40s
fuzz (hashes_ripemd160)	3m 15s
fuzz (hashes_sha512_256)	3m 28s
fuzz (hashes_sha512)	3m 16s
fuzz (hashes_sha1)	3m 36s
verify-execution	16s
	52m 15s

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