Update APIs (NWNX: 1ef2783, NWN: 8193.37-14).

Bump NWNX.NET from 1.0.2 to 1.0.3 (#62)

Bumps [NWNX.NET](https://github.com/nwn-dotnet/NWNX.NET) from 1.0.2 to 1.0.3.
- [Release notes](https://github.com/nwn-dotnet/NWNX.NET/releases)
- [Commits](nwn-dotnet/NWNX.NET@v1.0.2...v1.0.3)

---
updated-dependencies:
- dependency-name: NWNX.NET
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Update APIs (NWNX: 2f18b7c, NWN: 8193.37-14).

Add .NET 8 builds.

Bump GHA artifact tasks to v4. (#59)

Update APIs (NWNX: 14a541c, NWN: 8193.36-12).

Update APIs (NWNX: aacaa9f, NWN: 8193.36-12).

Update APIs (NWNX: 93d8edd, NWN: 8193.36-10).

Update APIs (NWNX: 84911b8, NWN: 8193.36-7).

Add support for registering function pointers as event handlers. (#57)