scummvm: updated to 2.5.1

2.5.1 (2022-01-02)

 General:
   - Ported ResidualVM GUI theme to remastered version.
   - Fixed edge case for Punycode.
   - Fixed checking for savegame overwrite in autosave slot.
   - Fixed moving savegame to new slot for most engines.
   - Scalers are now supported with the OpenGL graphics mode.

 AGOS:
   - Fixed old Waxworks AdLib music regression.

 AGS:
   - Detection list updates.

 Grim:
   - Fixed default "Talk Speed" option value.
   - Fixed black screen while entering save game name.
   - OpenGL without shaders is preferred as default for Grim Fandango.

 Kyra:
   - Fixed graphical glitch in Legend of Kyrandia 3.

 SAGA:
   - Fixed digitized music not looping in Inherit the Earth.

 SCUMM:
   - Improved support for the high-resolution text in the 16-color Macintosh
     versions of Loom and Indiana Jones and the Last Crusade.
   - Improved OPL3 sound emulation for Sam&Max.
   - Fixed music not looping in The Dig.
   - Fixed crash when loading savegames from Humongous Entertainment games.

 Sherlock:
   - Fixed crash using matches on lab table.
   - Fixed character animation in Rose Tattoo.
   - Fixed glitch opening map in Rose Tattoo.
   - Fixed bell pull and fog horn sounds in Serrated Scalpel.
   - Fixed inventory not updating in Serrated Scalpel after examining watch.
   - Fixed fog overlay at Cleopatra's Needle in Rose Tattoo.
   - Fixed graphic issues in Serrated Scalpel looking at items whilst inventory is open.
   - Made Serrated Scalpel darts closer in speed to the original.
   - Fixed crash when moving cursor past end of string in Rose Tattoo save dialog.
   - Process pending key presses in the order they were made, not the most
     recent first.
   - Fixed crash when using Delete key in Rose Tattoo save dialog.
   - Fixed rare conversation bug in Serrated Scalpel that would happen when Lord
     Brumwell started talking to you while the inventory window was open.
   - Resume animations in Serrated Scalpel after conversations. This fixes the
     bug where Jock Mahoney or Nobby Charleton would get stuck indefinitely,
     refusing to talk to you.
   - Fixed various user interface glitches in both games.

 Stark:
   - Added OpenGL renderer (without shaders).
   - Added TinyGL renderer.
   - Fixed autosave handling.

 TwinE:
   - Numerous bugfixes and stability improvements.

 Xeen:
   - Fixed crash on startup loading constants from xeen.ccs.
   - Fixed spell selection aborting when characters were switched.
   - Fixed some bad memory accesses.
   - Various sound fixes.
   - Fixed the monster item drop probabilities.


(adam)