Add show_{left,right}_ui kwarg to viewer.launch(_passive).

Fixes #857

PiperOrigin-RevId: 572333909
Change-Id: I12247fe856afddf808eb8f386a594acac47c34b5

doc/changelog.rst

@@ -133,6 +133,8 @@ Python bindings
     camera name used the default camera.
 24. Added ``user_scn`` to the :ref:`passive viewer<PyViewerPassive>` handle, which allows users to add custom
     visualization geoms (`#1023 <https://github.com/google-deepmind/mujoco/issues/870>`__).
+25. Added optional boolean keyword arguments ``show_left_ui`` and ``show_right_ui`` to the functions ``viewer.launch``
+    and ``viewer.launch_passive``, which allow users to launch a viewer with UI panels hidden.
 
 Simulate
 ^^^^^^^^
@@ -141,21 +143,22 @@ Simulate
    :align: right
    :width: 240px
 
-25. Added **state history** mechanism to :ref:`simulate<saSimulate>` and the managed
+26. Added **state history** mechanism to :ref:`simulate<saSimulate>` and the managed
     :ref:`Python viewer<PyViewerManaged>`. State history can be viewed by scrubbing the History slider and (more
     precisely) with the left and right arrow keys. See screen capture:
 
-26. The ``LOADING...`` label is now shown correctly.
+27. The ``LOADING...`` label is now shown correctly.
     `Contribution <https://github.com/google-deepmind/mujoco/pull/1070>`__ by
     `Levi Burner <https://github.com/aftersomemath>`__.
 
 Bug fixes
 ^^^^^^^^^
 
-27. Fixed a bug that was causing :ref:`geom margin<body-geom-margin>` to be ignored during the construction of
+28. Fixed a bug that was causing :ref:`geom margin<body-geom-margin>` to be ignored during the construction of
     midphase collision trees.
 
-27. Fixed a bug that was generating incorrect values in ``efc_diagApprox`` for weld equality constraints.
+29. Fixed a bug that was generating incorrect values in ``efc_diagApprox`` for weld equality constraints.
+
 
 Version 2.3.7 (July 20, 2023)
 -----------------------------