fix: change POST user update profile and delete input.role

backend/handlers/user_handler.go

@@ -154,7 +154,6 @@ func UpdateProfile(c *gin.Context) {
 		FirstName: input.FirstName,
 		LastName:  input.LastName,
 		Phone:     input.Phone,
-		Role:      input.Role,
 	}).Error; err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{"error": "Не удалось обновить данные", "details": err.Error()})
 		return