Eliminate TLS renegotiation_info for the Tor connection handshake
arti sends this connection handshake
Extension: renegotiation_info (len=1)
Type: renegotiation_info (65281)
Length: 1
Renegotiation Info extension
Renegotiation info extension length: 0
But ctor not. Ctor sends additional: Cipher Suite: TLS_EMPTY_RENEGOTIATION_INFO_SCSV (0x00ff)