Update sphinx.yml

Author: pancetta

.github/workflows/sphinx.yml

@@ -27,7 +27,7 @@ jobs:
           wget http://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -O ~/miniconda3.sh
           chmod +x ~/miniconda3.sh
           ~/miniconda3.sh -b;
-          export PATH=/home/travis/miniconda3/bin:$PATH
+          export PATH=/usr/share/miniconda/bin/:$PATH
           conda init bash
           source ~/.bashrc
           conda create -n test -y python=3.7