msvc-dev-cmd v1.13.0

• Add BuildTools edition of Visual Studio to the search path (#69)
• Action is now usable as a library (#70)
• Update to Node.js v20 (#72)
• Update @actions/checkout to v4 (#71)
• Miscellaneous updates to documentation (#74, #71)
• Miscellaneous dev depenencies updates (#64, #75)

New contributors:

• @martinthomson
• @maj113
• @qkdreyer

Thank you!