Homebrew tap for COVESA DLT daemon.

brew tap alexmohr/dlt
brew install dlt-daemon

Builds the COVESA DLT daemon from the commit that includes macOS build support (PR #819).

Installs:

• bin/dlt-daemon — the daemon binary
• lib/libdlt.dylib — user library
• include/dlt/ — public headers
• lib/cmake/automotive-dlt/ — CMake config for find_package
• lib/pkgconfig/automotive-dlt.pc — pkg-config file

Once PR #819 is merged into a release tag, update Formula/dlt-daemon.rb:

1. Replace url ... using: :git, revision: with a tarball URL: https://github.com/COVESA/dlt-daemon/archive/refs/tags/vX.Y.Z.tar.gz
2. Add sha256 "<checksum>"
3. Update version