MGASA-2025-0314 Updated libpng packages fix security vulnerabilities

LIBPNG is vulnerable to a heap buffer overflow in pngdoquantize via malformed palette index. CVE-2025-64505 LIBPNG is vulnerable to a heap buffer over-read in pngwriteimage8bit with grayscale+alpha or RGB/RGBA images. CVE-2025-64506 LIBPNG is vulnerable to a buffer overflow in pngimagereadcomposi...