make the c270 GoPro case camera centered

if you use a setup like mine you would have been upset when you look at your camera feed and you are missing a chunk of the bed then you need this the other parts seen in the pictures are 

https://www.printables.com/model/65849-logitech-c270-webcam-cover-replacement-with-gopro-

and 

https://www.printables.com/model/244612-ender-3-s1-y-axis-gopro-mount

thanks if there are any issues let me know! this is my first 3D model upload to the internet.