Delete webdesign_screenshot_nixdorf.jpg
Delete webdesign_screenshot_nixdorf.jpg

Former-commit-id: be1ca81f7d2b0714313fc66ee1d4768e081e4562 [formerly 0c04ae89f84ba25d65b4e905f87b8d7710963749]
Former-commit-id: d6b70b18138cef8f440e3afa398bd78699d8d5d8
LibraryCarpentry/librarycarpentry.github.io,LibraryCarpentry/librarycarpentry.github.io,LibraryCarpentry/librarycarpentry.github.io