Try using miniforge to consistently use conda-forge

.github/workflows/checks.yml

@@ -102,6 +102,7 @@ jobs:
       with:
         activate-environment: watertap-dev
         python-version: ${{ matrix.python-version }}
+        miniforge-version: latest
     - name: Install dependencies
       run: |
         echo '::group::Output of "conda install" commands'