[fix](trx-rs): remove wfm denoise and default stereo audio

Co-authored-by: Codex <codex@openai.com>
Signed-off-by: Stan Grams <sjg@haxx.space>

src/trx-protocol/src/codec.rs

@@ -299,7 +299,6 @@ mod tests {
                 cw_center_hz: 700,
                 wfm_deemphasis_us: 75,
                 wfm_stereo: true,
-                wfm_denoise: true,
                 wfm_stereo_detected: false,
             }),
             ..minimal_snapshot()
@@ -338,7 +337,6 @@ mod tests {
                 cw_center_hz: 700,
                 wfm_deemphasis_us: 50,
                 wfm_stereo: true,
-                wfm_denoise: true,
                 wfm_stereo_detected: true,
             }),
             ..minimal_snapshot()

src/trx-protocol/src/mapping.rs

@@ -52,7 +52,6 @@ pub fn client_command_to_rig(cmd: ClientCommand) -> RigCommand {
             RigCommand::SetWfmDeemphasis(deemphasis_us)
         }
         ClientCommand::SetWfmStereo { enabled } => RigCommand::SetWfmStereo(enabled),
-        ClientCommand::SetWfmDenoise { enabled } => RigCommand::SetWfmDenoise(enabled),
         ClientCommand::GetSpectrum => RigCommand::GetSpectrum,
     }
 }
@@ -98,7 +97,6 @@ pub fn rig_command_to_client(cmd: RigCommand) -> ClientCommand {
             ClientCommand::SetWfmDeemphasis { deemphasis_us }
         }
         RigCommand::SetWfmStereo(enabled) => ClientCommand::SetWfmStereo { enabled },
-        RigCommand::SetWfmDenoise(enabled) => ClientCommand::SetWfmDenoise { enabled },
         RigCommand::GetSpectrum => ClientCommand::GetSpectrum,
     }
 }

src/trx-protocol/src/types.rs

@@ -40,7 +40,6 @@ pub enum ClientCommand {
     SetFirTaps { taps: u32 },
     SetWfmDeemphasis { deemphasis_us: u32 },
     SetWfmStereo { enabled: bool },
-    SetWfmDenoise { enabled: bool },
     GetSpectrum,
 }