Adding deprecated warnings for old name

Author: bqam-ublox

features/cellular/framework/targets/UBLOX/PPP/UBLOX_PPP.h

@@ -34,6 +34,11 @@ class UBLOX_PPP : public AT_CellularDevice
     virtual CellularPower *open_power(FileHandle *fh);
 };
 
+class UBLOX_LISA_U : public UBLOX_PPP
+{
+    MBED_DEPRECATED_SINCE("mbed-os-5.9", "This API will be deprecated, Use UBLOX_PPP instead of UBLOX_LISA_U.");
+};
+
 } // namespace mbed
 
 #endif // UBLOX_PPP_H_

features/cellular/framework/targets/UBLOX/PPP/UBLOX_PPP_CellularNetwork.h

@@ -36,6 +36,11 @@ class UBLOX_PPP_CellularNetwork : public AT_CellularNetwork
     virtual nsapi_error_t set_access_technology_impl(operator_t::RadioAccessTechnology opRat);
 };
 
+class UBLOX_LISA_U_CellularNetwork : public UBLOX_PPP_CellularNetwork
+{
+    MBED_DEPRECATED_SINCE("mbed-os-5.9", "This API will be deprecated, Use UBLOX_PPP_CellularNetwork instead of UBLOX_LISA_U_CellularNetwork.");
+};
+
 } // namespace mbed
 
 #endif // UBLOX_PPP_CELLULAR_NETWORK_H_

features/cellular/framework/targets/UBLOX/PPP/UBLOX_PPP_CellularPower.h

@@ -35,6 +35,11 @@ class UBLOX_PPP_CellularPower : public AT_CellularPower
     virtual nsapi_error_t off();
 };
 
+class UBLOX_LISA_U_CellularPower  : public UBLOX_PPP_CellularPower
+{
+    MBED_DEPRECATED_SINCE("mbed-os-5.9", "This API will be deprecated, Use UBLOX_PPP_CellularPower instead of UBLOX_LISA_U_CellularPower.");
+};
+
 } // namespace mbed
 
 #endif // UBLOX_PPP_CELLULARPOWER_H_