title: ninja: build stopped: subcommand failed
body: <p>I tried compiling aseprite 1.3 beta6
  and after complete successful cmake command
  I excecute ninja aseprite command
  and that's what happend :</p>
  <pre><code>[1042/1544] Building RC object src\CMakeFiles\aseprite.dir\main\resources_win32.rc.res
  FAILED: src/CMakeFiles/aseprite.dir/main/resources_win32.rc.res
  &quot;C:/Program Files/CMake/bin/cmcldeps.exe&quot; RC C:\aseprite\src\main\resources_win32.rc src\CMakeFiles\aseprite.dir\main\resources_win32.rc.res.d src\CMakeFiles\aseprite.dir\main\resources_win32.rc.res &quot;Note: including file: &quot; &quot;C:/Program Files (x86)/Microsoft Visual Studio/2019/Community/VC/Tools/MSVC/14.29.30133/bin/Hostx64/x64/cl.exe&quot; C:\PROGRA~2\WI3CF2~1\10\bin\100183~1.0\x64\rc.exe -DCMARK_STATIC_DEFINE -DCURL_STATICLIB -DENABLE_DATA_RECOVERY -DENABLE_NEWS -DENABLE_SAVE -DENABLE_SCRIPTING -DENABLE_UI -DENABLE_UPDATER -DGR_GL_FUNCTION_TYPE=__stdcall -DHAVE_CONFIG_H -DLAF_SKIA -DLAF_WINDOWS -DLAF_WITH_REGION -DLUA_FLOORN2I=1 -DNDEBUG -DPNG_NO_MMX_CODE -DSK_ALLOW_STATIC_GLOBAL_INITIALIZERS=1 -DSK_BUILD_FOR_WIN32 -DSK_FORCE_DISTANCE_FIELD_TEXT=0 -DSK_GAMMA_APPLY_TO_A8 -DSK_GAMMA_SRGB -DSK_INTERNAL -DSK_SCALAR_TO_FLOAT_EXCLUDED -DSK_SUPPORT_GPU=0 -DSK_SUPPORT_OPENCL=0 -DTIXML_USE_STL -DUNICODE -DWINVER=0x0A00 -D_CRT_SECURE_NO_WARNINGS -D_SCL_SECURE_NO_WARNINGS -D_UNICODE -D_WIN32_WINNT=0x0A00 -I C:\aseprite\third_party\zlib -I C:\aseprite\build\third_party\zlib -I C:\aseprite\third_party\libpng -I C:\aseprite\build\third_party\libpng -I C:\aseprite\third_party\libwebp\src -I C:\aseprite\third_party\tinyxml -I C:\aseprite\third_party\pixman\pixman -I C:\aseprite\build -I C:\aseprite\third_party\freetype2\include -I C:\aseprite\third_party\harfbuzz\src -I C:\aseprite\third_party\giflib -I C:\aseprite\third_party\jpeg -I C:\aseprite\third_party\curl\include -I C:\aseprite\third_party\simpleini -I C:\aseprite\src -I C:\aseprite -I C:\aseprite\src\observable -I C:\aseprite\build\src\app -I C:\aseprite\laf -I C:\aseprite\build\laf -I C:\aseprite\laf\third_party\stringencoders\src -I C:\deps\skia -I C:\deps\skia\include\config -I C:\deps\skia\include\core -I C:\deps\skia\include\utils -I C:\deps\skia\include\codec -I C:\deps\skia\include\gpu -I C:\deps\skia\src\gpu -I C:\deps\skia\include\third_party\skcms -I C:\deps\skia\third_party\externals\angle2\include -I C:\aseprite\third_party\cityhash\src -I C:\aseprite\third_party\fmt\include -I C:\aseprite\build\third_party\freetype2\include -I C:\aseprite\third_party\cmark\src -I C:\aseprite\build\third_party\cmark\src -I C:\aseprite\third_party\giflib\lib -I C:\aseprite\third_party\json11 -I C:\aseprite\third_party\libarchive\libarchive -I C:\aseprite\third_party\tinyexpr -I C:\aseprite\third_party\lua -DWIN32   -wd4267 -wd4244 /fo src\CMakeFiles\aseprite.dir\main\resources_win32.rc.res C:\aseprite\src\main\resources_win32.rc
  Microsoft (R) Windows (R) Resource Compiler Version 10.0.10011.16384
  Copyright (C) Microsoft Corporation.  All rights reserved.
  
  
  C:\aseprite\src\main\resources_win32.rc(6) : error RC2237 : numeric value expected at beta6
  [1047/1544] Building CXX object src\CMakeFiles\aseprite.dir\main\main.cpp.obj
  ninja: build stopped: subcommand failed.
  </code></pre>
  <p>I have:</p>
  <ul>
  <li>Aseprite version 1.3 beta6</li>
  <li>Windows 10 x64</li>
  <li>Cmake 3.18.1.0 x64 with ninja</li>
  <li>skia x64 compiled version</li>
  <li>visual studio 2019 community</li>
  <li>windows 10.0.18362.0 SDK</li>
  </ul>