chore: bump version to 0.1.0-beta.5

Author: github-actions[bot]

pubspec.yaml

@@ -1,6 +1,6 @@
 name: dart_bclibc
 description: "Dart FFI bindings for the bclibc ballistics engine. Provides a thin, zero-copy Dart wrapper around libbclibc_ffi with full trajectory integration, zero-finding, and apex/max-range solvers."
-version: 0.1.0-beta.4
+version: 0.1.0-beta.5
 repository: https://github.com/ballistics-lab/dart-bclibc
 
 environment: