[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

CONTRIBUTING.rst

@@ -126,7 +126,7 @@ Once you have installed the required packages, you can build the docs with::
     cd docs
     make html
 
-The above may run into issues related to unavailability of sphinx and related dependencies. You can `install sphinx <https://www.sphinx-doc.org/en/master/usage/installation.html>`_ and the following dependencies.:: 
+The above may run into issues related to unavailability of sphinx and related dependencies. You can `install sphinx <https://www.sphinx-doc.org/en/master/usage/installation.html>`_ and the following dependencies.::
 
     pip install myst_parser sphinxcontrib_github_alt sphinxcontrib.openapi \
     sphinxemoji sphinx_autodoc_typehints pydata-sphinx-theme