message: Update cashlib.py script flags list
  Since SCRIPT_ENABLE_SCHNORR is not used anymore.
  In we renamed and invert the meaning of SCRIPT_ALLOW_SEGWIT_RECOVERY
  that now is callled SCRIPT_DISALLOW_SEGWIT_RECOVERY.
diff: @@ -283,8 +283,7 @@ class ScriptFlags(IntFlag):
  SCRIPT_ENABLE_SIGHASH_FORKID = (1 << 16)
  SCRIPT_ENABLE_REPLAY_PROTECTION = (1 << 17)
  SCRIPT_ENABLE_CHECKDATASIG = (1 << 18)
  - SCRIPT_ENABLE_SCHNORR = (1 << 19)
  - SCRIPT_ALLOW_SEGWIT_RECOVERY = (1 << 20)
  + SCRIPT_DISALLOW_SEGWIT_RECOVERY = (1 << 20)
  SCRIPT_ENABLE_MUL_SHIFT_INVERT = (1 << 21)
  MANDATORY_SCRIPT_VERIFY_FLAGS = SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_STRICTENC | SCRIPT_ENABLE_SIGHASH_FORKID | SCRIPT_VERIFY_LOW_S | SCRIPT_VERIFY_NULLFAIL;
  