sdl-gfx: Update to 2.0.27 + safety rebuilds

[davidjharder]

Summary

• Updated version numbers for next release
• Fixed printf bug in test program
• Fixed VS code analysis warnings
• Fixed rotozoom locking bug (thanks Dave)
• Fixed rotozoom colorkey bug (thanks Alberto)
• Updated VS2015 solution files to VS2022 solution files and rename
• Deprecated VS2008 and VS2010 solution files
• Updated .vcxproj files for SDL-1.2 source and release path

Test Plan

• Played freedroidrpg
• Booted openxcom, but I have no xcom games

Checklist

• [X] Package was built and tested against unstable