👽 Hold back sphinxcontrib.bibtex

until we upgrade to 2.0 API

Ref https://sphinxcontrib-bibtex.readthedocs.io/en/2.0.0/changes.html

Author: shnizzedy

.circleci/config.yml

@@ -15,7 +15,7 @@ commands:
           command: |
             sudo apt-get update && sudo apt-get -y install git python3-dev graphviz graphviz-dev libgraphviz-dev pkg-config python3-sphinx
             pip install --user -r https://raw.githubusercontent.com/FCP-INDI/C-PAC/<< parameters.version >>/requirements.txt
-            pip install --user git+https://github.com/${CIRCLE_PROJECT_USERNAME}/C-PAC.git@<< parameters.version >> sphinx m2r numpydoc PyGithub sphinxcontrib-bibtex sphinxcontrib-fulltoc sphinxcontrib-programoutput semver torch
+            pip install --user git+https://github.com/${CIRCLE_PROJECT_USERNAME}/C-PAC.git@<< parameters.version >> sphinx m2r numpydoc PyGithub "sphinxcontrib-bibtex<2.0" sphinxcontrib-fulltoc sphinxcontrib-programoutput semver torch
             git clone https://github.com/${CIRCLE_PROJECT_USERNAME}/C-PAC.git /home/circleci/build/C-PAC
             cd /home/circleci/build/C-PAC
             git checkout << parameters.version >>