Rename project to sacredK

sacred_re.dll/.exe/.ini/.log/_crash files are now sacredK.*; inventory saves
with the old "sacred_re.inventory" format id still load.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

src/game/engine/log.cpp

@@ -7,7 +7,7 @@
 // optional callback (0x017e5ee4) and to either OutputDebugString or the
 // in-game console object (0x017e5edc).
 //
-// Status: hooked, not rewritten. Every message is mirrored into sacred_re.log
+// Status: hooked, not rewritten. Every message is mirrored into sacredK.log
 // whether or not the game's own logging is enabled, then forwarded.
 
 #include "game/engine/log.h"