Update release notes

Author: juan-g-bonilla

docs/source/Support/bskReleaseNotes.rst

@@ -88,6 +88,8 @@ Version |release|
 - Fixed a bug where :ref:`spinningBodyOneDOFStateEffector` and :ref:`spinningBodyNDOFStateEffector`
   both registered their states under the same name, resulting in overwriting and a ``BSK_ERROR``.
 - Added support for :ref:`hingedRigidBodyStateEffector` to be the parent for Dynamic Effectors.
+- Added support for setting the position and velocity of :ref:`MJBody` with pure translational motion.
+- Added ``getAxis`` and ``isHinge`` to :ref:`MJJoint`.
 
 
 Version 2.8.0 (August 30, 2025)