graphics/webp: Unbundle libsharpyuv
- Bump PORTREVISION for package change
PR: 267062
Submitted by: jbeich
Obtained from: https://github.com/webmproject/libwebp/commit/a3b68c195e27248e4401e727dbdb21ea1ef1258f
https://github.com/webmproject/libwebp/commit/7deee8103edf77bf68095253668f4818d09609e1 https://github.com/webmproject/libwebp/commit/04764b56a00417d9c3aa5105f3b62a4445ac1fe6 https://github.com/webmproject/libwebp/commit/e8f83de2867456a75b13aa1e876b22e2d1e1c077