vcpkg has been updated to 2023.10.19 Release, commit
8eb5735 in #1235.
The name of libffi.dll has changed to ffi-8.dll.
- Update `collect_rrdtool_vcpkg_files.bat`, which is used by the
`release-windows.yml` GitHub Action:
libffi.dll -> ffi-8.dll
xcopy /Y /D %base_dir%\vcpkg\installed\%1-windows\bin\bz2.dll %release_dir%\r
xcopy /Y /D %base_dir%\vcpkg\installed\%1-windows\bin\cairo-2.dll %release_dir%\r
xcopy /Y /D %base_dir%\vcpkg\installed\%1-windows\bin\libexpat.dll %release_dir%\r
-xcopy /Y /D %base_dir%\vcpkg\installed\%1-windows\bin\libffi.dll %release_dir%\r
+xcopy /Y /D %base_dir%\vcpkg\installed\%1-windows\bin\ffi-8.dll %release_dir%\r
xcopy /Y /D %base_dir%\vcpkg\installed\%1-windows\bin\fontconfig-1.dll %release_dir%\r
xcopy /Y /D %base_dir%\vcpkg\installed\%1-windows\bin\freetype.dll %release_dir%\r
xcopy /Y /D %base_dir%\vcpkg\installed\%1-windows\bin\fribidi-0.dll %release_dir%\r