Py Doc: Fix rst syntax errors

doc/python_api/rst/info_api_reference.rst

@@ -186,7 +186,7 @@ For example, if you want to access the texture of a brush via Python to adjust i
 #. From the Sidebar expand the Brush Settings panel's *Texture* subpanel and add a new texture.
    *Notice the texture data-block menu itself doesn't have very useful links (you can check the tooltips).*
 #. The contrast setting isn't exposed in the Sidebar, so view the texture in the
-   :ref:`Properties Editor <blender_manual:bpy.types.Texture.contrast`
+   :ref:`Properties Editor <blender_manual:bpy.types.Texture.contrast>`.
 #. Open the context menu of the contrast field and select *Online Python Reference*.
    This takes you to ``bpy.types.Texture.contrast``. Now you can see that ``contrast`` is a property of texture.
 #. To find out how to access the texture from the brush check on the references at the bottom of the page.

doc/python_api/rst/info_quickstart.rst

@@ -35,7 +35,7 @@ but not to fully cover each topic.
 
 A quick list of helpful things to know before starting:
 
-- Enable :ref:`Developer Extra <blender_manual:prefs-interface-dev-extras`
+- Enable :ref:`Developer Extra <blender_manual:prefs-interface-dev-extras>`
   and :ref:`Python Tooltips <blender_manual:prefs-interface-tooltips-python>`.
 - The :ref:`Python Console <blender_manual:bpy.types.SpaceConsole>`
   is great for testing one-liners; it has autocompletion so you can inspect the API quickly.