Obfs4: handshake: ntor AUTH mismatch:

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Same occured in ooni/probe#1986 (comment)
Reason: Upstream(yawning replacing the elligator2 implementation) lead to the mismatch
Logs:

2022/05/26 13:38:46 http.go:161: [http] 127.0.0.1:60960 -> auto://:8888 -> ip.sb:80
2022/05/26 13:38:46 http.go:251: [route] 127.0.0.1:60960 -> auto://:8888 -> 1@obfs4://195.15.241.58:36549 -> ip.sb:80
2022/05/26 13:38:47 http.go:272: [http] 127.0.0.1:60960 -> 127.0.0.1:8888 : handshake: ntor AUTH mismatch: Derived: fb143a8e5e15c0c1c39feb227e0e2f6ea41cc57d9b81f9496f76cadc83e7a4f4 Received:b14afa78de298ed8b09a6c8b49c11a93f563bc82ff7b4fe1a5098f2a4eff348b.

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I've Created a Pr #842