Update sphinx-build.yml

Author: ndem0

.github/workflows/sphinx-build.yml

@@ -12,7 +12,7 @@ jobs:
     - uses: actions/checkout@v2
 
     - name: Setup miniconda
-      uses: goanpeca/setup-miniconda@v1
+      uses: conda-incubator/setup-miniconda@v2
       with:
         auto-update-conda: true
         python-version: 3.7