Delete webdesign_screenshot_phlow.jpg
Delete webdesign_screenshot_phlow.jpg

Former-commit-id: a7637238cdd6ae5a02986773409e51447516fee8 [formerly af9ef05164ab12f32918e01f759121197fdd62c6]
Former-commit-id: a995a65535fa5d71b29bb793e18a1ecde7f1f5c9
LibraryCarpentry/librarycarpentry.github.io,LibraryCarpentry/librarycarpentry.github.io,LibraryCarpentry/librarycarpentry.github.io