Reduce duplicated code

src/algorithms/tracking/adapters/galileo_e1_dll_pll_veml_tracking_fpga.cc

@@ -162,10 +162,3 @@ GalileoE1DllPllVemlTrackingFpga::~GalileoE1DllPllVemlTrackingFpga()
             volk_gnsssdr_free(data_codes_ptr_);
         }
 }
-
-
-bool GalileoE1DllPllVemlTrackingFpga::find_alternative_device(std::string& device_io_name [[maybe_unused]])
-{
-    // Galileo E1 does not use an alternative FPGA accelerator
-    return false;
-}

src/algorithms/tracking/adapters/galileo_e1_dll_pll_veml_tracking_fpga.h

@@ -49,7 +49,6 @@ public:
     }
 
 private:
-    bool find_alternative_device(std::string& device_io_name);
     int32_t* prn_codes_ptr_;
     int32_t* data_codes_ptr_;
     bool track_pilot_;

src/algorithms/tracking/adapters/gps_l2_m_dll_pll_tracking_fpga.cc

@@ -133,10 +133,3 @@ GpsL2MDllPllTrackingFpga::~GpsL2MDllPllTrackingFpga()
 {
     volk_gnsssdr_free(prn_codes_ptr_);
 }
-
-
-bool GpsL2MDllPllTrackingFpga::find_alternative_device(std::string& device_io_name [[maybe_unused]])
-{
-    // No fallback FPGA accelerator for GPS L2M
-    return false;
-}

src/algorithms/tracking/adapters/gps_l2_m_dll_pll_tracking_fpga.h

@@ -58,7 +58,6 @@ public:
     }
 
 private:
-    bool find_alternative_device(std::string& device_io_name);
     int32_t* prn_codes_ptr_;  // Pointer to local PRN codes
 };