- Update audio/sdl_mixer to version 1.2.11.
- Update graphics/sdl_gfx to version 2.0.20.
- Update graphics/sdl_image to version 1.2.10.
- Bump portrevisions for all ports depending on audio/sdl_mixer and
graphics/sdl_image.
- Update Mk/bsd.sdl.mk accordingly for the new shared lib versions.
PR: ports/142147 ports/142248 ports/142249
Approved by: miwi (mentor implicit)