french update, g26, usb (#15229)

french update for G26 and USB.

Marlin/src/lcd/language/language_fr.h

 #define MSG_YES                             _UxGT("Oui")
 #define MSG_NO                              _UxGT("Non")
 #define MSG_BACK                            _UxGT("Retour")
+#define MSG_MEDIA_ABORTING                  _UxGT("Annulation...")
 #define MSG_MEDIA_INSERTED                  _UxGT("Média inséré")
 #define MSG_MEDIA_REMOVED                   _UxGT("Média retiré")
 #define MSG_MEDIA_RELEASED                  _UxGT("Média libéré")
+#define MSG_MEDIA_WAITING                   _UxGT("Attente média")
+#define MSG_MEDIA_READ_ERROR                _UxGT("Err lecture média")
+#define MSG_MEDIA_USB_REMOVED               _UxGT("USB débranché")
+#define MSG_MEDIA_USB_FAILED                _UxGT("Erreur média USB")
 #define MSG_LCD_ENDSTOPS                    _UxGT("Butées")
 #define MSG_LCD_SOFT_ENDSTOPS               _UxGT("Butées SW")
 #define MSG_MAIN                            _UxGT("Menu principal")
 #define MSG_LEVEL_BED                       _UxGT("Niveau du lit")
 #define MSG_LEVEL_CORNERS                   _UxGT("Niveau des coins")
 #define MSG_NEXT_CORNER                     _UxGT("Coin suivant")
+#define MSG_MESH_EDITOR                     _UxGT("Edition Maillage")
 #define MSG_EDIT_MESH                       _UxGT("Modifier maille")
 #define MSG_EDITING_STOPPED                 _UxGT("Arrêt édit. maillage")
 #define MSG_PROBING_MESH                    _UxGT("Mesure point")
 #define MSG_X_OFFSET                        _UxGT("Buse 2 X")
 #define MSG_Y_OFFSET                        _UxGT("Buse 2 Y")
 #define MSG_Z_OFFSET                        _UxGT("Buse 2 Z")
+#define MSG_G26_HEATING_BED                 _UxGT("G26 Chauffe lit")
+#define MSG_G26_HEATING_NOZZLE              _UxGT("G26 Chauffe buse")
+#define MSG_G26_MANUAL_PRIME                _UxGT("Amorce manuelle...")
+#define MSG_G26_FIXED_LENGTH                _UxGT("Amorce longueur fixe")
+#define MSG_G26_PRIME_DONE                  _UxGT("Amorce terminée")
+#define MSG_G26_CANCELED                    _UxGT("G26 annulé")
+#define MSG_G26_LEAVING                     _UxGT("Sortie G26")
 #define MSG_UBL_DOING_G29                   _UxGT("G29 en cours")
 #define MSG_UBL_UNHOMED                     _UxGT("Origine XYZ requise")
 #define MSG_UBL_TOOLS                       _UxGT("Outils UBL")
 #define MSG_UBL_NO_STORAGE                  _UxGT("Pas de mémoire")
 #define MSG_UBL_SAVE_ERROR                  _UxGT("Err: Enreg. UBL")
 #define MSG_UBL_RESTORE_ERROR               _UxGT("Err: Ouvrir UBL")
+#define MSG_UBL_Z_OFFSET                    _UxGT("Z-Offset: ")
 #define MSG_UBL_Z_OFFSET_STOPPED            _UxGT("Décal. Z arrêté")
 #define MSG_UBL_STEP_BY_STEP_MENU           _UxGT("UBL Pas à pas")
 
 #define MSG_DRIVE_STRENGTH                  _UxGT("Puiss. moteur ")
 #define MSG_DAC_PERCENT                     _UxGT("Driver %")
 #define MSG_DAC_EEPROM_WRITE                _UxGT("DAC EEPROM sauv.")
+#define MSG_ERROR_TMC                       _UxGT("ERREUR CONNEXION TMC")
 
 #define MSG_FILAMENT_CHANGE_HEADER_PAUSE    _UxGT("IMPR. PAUSE")
 #define MSG_FILAMENT_CHANGE_HEADER_LOAD     _UxGT("CHARGER FIL")