tower upgrade buttons appear way off to the left now when placed

[KiedusCracknell]

see upgrade menu to right, under sidebar when it is supposed to render above each tower

[KiedusCracknell]

Fixed by changing tower draw method from this:

    def draw(self, win):
        """
        draws the tower
        :param win: surface
        :return: None
        """
        img = self.tower_imgs[0]
        win.blit(img, (self.x-img.get_width()//2, self.y-img.get_height()//2))

        #draw menu
        if self.selected:
        # define menu and buttons
            self.menu.draw(win)

to this:

    def draw(self, win):
        """
        draws the tower
        :param win: surface
        :return: None
        """
        img = self.tower_imgs[0]
        win.blit(img, (self.x-img.get_width()//2, self.y-img.get_height()//2))

        #draw menu
        if self.selected:
        # define menu and buttons
            self.menu = Menu(self, self.x, self.y, menu_bg)
            self.menu.add_btn(upgrade_btn, "Upgrade")
            self.menu.draw(win)

defining the menu in the tower draw function instead of its init ensures that the position of the towers menu is where it is supposed to be instead of where the tower was when the instance was created(under its button on the menu)