typos and inconsistent logical AND test in ImageConvert.py

[gernot-hochmuth]

In file ImageConvert.py there are typos in lines 32 and 33:

ArduCAM_USB_Camera_Shield_Python_Demo/ImageConvert.py

Lines 32 to 33 in 5e84900

	iamge = arr.reshape(Height,Width,4)
	return cv2.flip(iamge,0)

instead of iamge it should read image.

In line

ArduCAM_USB_Camera_Shield_Python_Demo/ImageConvert.py

Line 62 in 5e84900

if color_mode < 0 and color_mode > 3:

the logical and test if color_mode < 0 and color_mode > 3: cannot be fulfilled.
It possibly should read if color_mode < 0 or color_mode > 3:. The logical or test will cover all cases that have not been dealt with before in function convert_color.