Support T3S3 LR1121 variant

src/mesh/LR1121Interface.h

@@ -0,0 +1,14 @@
+#pragma once
+
+#include "LR11x0Interface.h"
+
+/**
+ * Our adapter for LR1121 wideband radios
+ */
+class LR1121Interface : public LR11x0Interface<LR1121>
+{
+  public:
+    LR1121Interface(LockingArduinoHal *hal, RADIOLIB_PIN_TYPE cs, RADIOLIB_PIN_TYPE irq, RADIOLIB_PIN_TYPE rst,
+                    RADIOLIB_PIN_TYPE busy);
+    bool wideLora() override;
+};