Merge pull request voila-dashboards#767 from martinRenou/fix_ci

Fix CI

Author: SylvainCorlay

.github/workflows/main.yml

@@ -24,7 +24,7 @@ jobs:
     - uses: actions/checkout@v2
 
     - name: Setup mamba
-      uses: goanpeca/setup-miniconda@v1
+      uses: conda-incubator/setup-miniconda@v2
       with:
         mamba-version: "*"
         channels: conda-forge