Changes from beta-2:

• full installer now bundled with DMD 2.112.0 and LDC 1.41.0
• dmdserver:
  • updated to dmd 2.112
  • dmdserver executable selected by installed dmd version (2.110, 2.111, 2.112)
• mago-mi executable added
• mago native debug engine now also works in VS2022 (mago concord extension for
  VS engine still recommended)
• visuald projects: fixed library dependencies if different project configurations
  used in a solution configuration
• dbuild: added support for VS 2026 18.1, 18.3 and 18.6
• dbuild: fixed building if source files are compiled with different settings
• improved msbuild integration with the "Fast Up To Date Check" of VS
• installer: can now also add mago as an extension for cppvsdbg in VSCode