update .gitignore

hc

2024-03-26 e9199a72d842cbda78ac614eee5db7cdaa6f2530

1
2
3
# Locally computed:
sha256  5d5b3fde759cdfc307aaf21df9ebd8c752e3f088bb051dd5df8aac7ba7338f46  GraphicsMagick-1.3.36.tar.xz
sha256  aed5bd8e28cbce601cbe2ca2267b663ccd63152965f2d5caea1311bf0039c325  Copyright.txt