Fix typo in conda.rst

Author: ihnorton

docs/conda.rst

@@ -14,7 +14,7 @@ This work was funded by `Clinical Graphics`_ -- many thanks for their support of
 Activating Conda
 ----------------
 
-Conda support is avalible using a :doc:`config-file/index`, see :ref:`config-file/v2:conda`.
+Conda support is available using a :doc:`config-file/index`, see :ref:`config-file/v2:conda`.
 
 This Conda environment will also have Sphinx and other build time dependencies installed.
 It will use the same order of operations that we support currently: