[chip-tool] Adjust the maximum value of 'discriminator' to align with…

… spec (project-chip#34940)

examples/chip-tool/commands/pairing/OpenCommissioningWindowCommand.h

@@ -38,7 +38,7 @@ class OpenCommissioningWindowCommand : public CHIPCommand
  "Time, in seconds, before the commissioning window closes.");
  AddArgument("iteration", chip::Crypto::kSpake2p_Min_PBKDF_Iterations, chip::Crypto::kSpake2p_Max_PBKDF_Iterations,
  &mIteration, "Number of PBKDF iterations to use to derive the verifier. Ignored if 'option' is 0.");
- AddArgument("discriminator", 0, 4096, &mDiscriminator, "Discriminator to use for advertising. Ignored if 'option' is 0.");
+ AddArgument("discriminator", 0, 4095, &mDiscriminator, "Discriminator to use for advertising. Ignored if 'option' is 0.");
  AddArgument("timeout", 0, UINT16_MAX, &mTimeout, "Time, in seconds, before this command is considered to have timed out.");
  }