Ros2 Rust Versions Save

This is a minor release so that docs.rs can generate documentation for the ros2-rust projects.

Highlights for this release:

• Preliminary support for parameters (https://github.com/ros2-rust/ros2_rust/pull/332)
• Support for Iron Irwini (https://github.com/ros2-rust/ros2_rust/pull/319)
• Serde big array support (https://github.com/ros2-rust/ros2_rust/pull/328)
• Basic functionality for loading introspection type support libraries (https://github.com/ros2-rust/ros2_rust/pull/279)
• Extend string types (https://github.com/ros2-rust/ros2_rust/pull/293)
• Add time source and clock API to nodes (https://github.com/ros2-rust/ros2_rust/pull/325)
• Removed Galactic support (https://github.com/ros2-rust/ros2_rust/pull/306)
• Removed Foxy support (https://github.com/ros2-rust/ros2_rust/pull/318)

Thanks to all the contributors that made this release possible:

Fawdlstty @fawdlstty Uwe Arzt @uwearzt Luca Della Vedova @luca-della-vedova Michael Grey @mxgrey Sam Privett @maspe36 Carter Schultz @Carter12s

This is a bugfix release:

• Fixed segfault when re-using WaitSet: https://github.com/ros2-rust/ros2_rust/pull/282
• Fixed Node::get_{publishers,subscriptions}_info_by_topic(): https://github.com/ros2-rust/ros2_rust/pull/283

Highlights for this release:

• Support for the loaned message API, which allows zero-copy transport for certain message types
• Graph queries for listing other nodes/publishers/etc. and their properties
• Guard conditions, a mechanism for manually interrupting wait sets
• Subscription callbacks can now optionally take a MessageInfo struct to e.g. see who published a message
• rosidl_generator_rs now supports constants

Highlights for this release:

• colcon-cargo and colcon-ros-cargo can now build any pure Cargo and ament-aware Cargo projects
• rclrs and rclrs_examples are now ament_cargo projects, no more CMake involved
• rosidl_generator_rs has been updated to support all ROS message types
• rclrs now supports clients and services
• Better API documentation
• Foxy, Galactic, Humble and Rolling are now supported ROS distros
• Preliminary support for Windows