Use conda activate

Author: oleksandr-pavlyk

.github/workflows/conda-package.yml

@@ -265,7 +265,9 @@ jobs:
           python-version: ${{ matrix.python }}
 
       - name: Install conda-index
-        run: conda install -n base conda-index
+        run: |
+          conda activate
+          conda install -n base conda-index
 
       - name: Create conda channel with the artifact bit
         shell: cmd /C CALL {0}