Converted .BMP to .JPG has repeated edges

# Expected Behavior

I want the output image to look EXACTLY like the input image, just a different extension type. I want to convert from .BMP to .JPG

# Current Behavior

The right edge of the input is repeated at the left of the output, see images below

# Failure Information (for bugs)

I believe it's a bug

## Steps to Reproduce

const Jimp=require('jimp')
Jimp.read('input.bmp',(err,image)=>{image.write('output.jpg')})

**Screenshots**

Original .BMP input:

Converted .JPG output:

- Jimp Version: latest
- Operating System: Windows 10
- Node version: 14