nit: spelling error install guide

Author: vsoch

docs/getting_started/installation.rst

@@ -5,7 +5,7 @@ Installation
 ============
 
 Singularity Registry HPC (shpc) can be installed from pypi, or from source.
-In all cases, a module technology is required such as `lmod (install intstructions) <https://lmod.readthedocs.io/en/latest/030_installing.html>`_
+In all cases, a module technology is required such as `lmod (install instructions) <https://lmod.readthedocs.io/en/latest/030_installing.html>`_
 or `environment modules (install instructions) <https://modules.readthedocs.io/en/latest/INSTALL.html>`_.
 Having module software installed means that the ``module`` command should be on your path.
 Once you are ready to install shpc along your module software, it's recommended that you create a virtual environment, if you have not already