Update changelog

Signed-off-by: Pablo Garrido <pablogs9@gmail.com>

CHANGELOG.rst

@@ -2,6 +2,18 @@
 Changelog for package micro_ros_setup
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
+Forthcoming
+-----------
+* Fix PyYaml unistall error (`#521 <https://github.com/micro-ROS/micro-ros-build/issues/521>`_)
+* Add renesas dummy meta (`#516 <https://github.com/micro-ROS/micro-ros-build/issues/516>`_) (`#517 <https://github.com/micro-ROS/micro-ros-build/issues/517>`_)
+* Add platformIO to Readme (`#510 <https://github.com/micro-ROS/micro-ros-build/issues/510>`_) (`#511 <https://github.com/micro-ROS/micro-ros-build/issues/511>`_)
+* Fix readme rosdep (`#506 <https://github.com/micro-ROS/micro-ros-build/issues/506>`_) (`#507 <https://github.com/micro-ROS/micro-ros-build/issues/507>`_)
+* Modified zephyr create.sh to pull correct toolchain based on arch (`#499 <https://github.com/micro-ROS/micro-ros-build/issues/499>`_) (`#501 <https://github.com/micro-ROS/micro-ros-build/issues/501>`_)
+* Remove Python 3.9 (backport `#496 <https://github.com/micro-ROS/micro-ros-build/issues/496>`_) (`#497 <https://github.com/micro-ROS/micro-ros-build/issues/497>`_)
+* Fix CI upgrade ROS docker (`#489 <https://github.com/micro-ROS/micro-ros-build/issues/489>`_)
+* Fix Agent and host Rolling CI (backport `#486 <https://github.com/micro-ROS/micro-ros-build/issues/486>`_) (`#487 <https://github.com/micro-ROS/micro-ros-build/issues/487>`_)
+* Fix CI
+
 1.0.0 (2022-03-28)
 ------------------
 * Initial release