cleanup so eventually rf95 can share common msg code with sx1262

src/rf95/SX1262Interface.h

@@ -0,0 +1,16 @@
+#pragma once
+
+#include "RadioLibInterface.h"
+
+class SX1262Interface : public RadioLibInterface
+{
+    SX1262 lora;
+
+  public:
+    SX1262Interface(RADIOLIB_PIN_TYPE cs, RADIOLIB_PIN_TYPE irq, RADIOLIB_PIN_TYPE rst, RADIOLIB_PIN_TYPE busy, SPIClass &spi);
+
+    /// Initialise the Driver transport hardware and software.
+    /// Make sure the Driver is properly configured before calling init().
+    /// \return true if initialisation succeeded.
+    virtual bool init();
+};