fix: gh workflow

.github/workflows/python-package.yml

@@ -52,17 +52,16 @@ jobs:
       id: setup-miniconda
       continue-on-error: true
       with:
-        auto-update-conda: true
-        python-version: ${{ matrix.python-version }}
+        python-version: "3.9"
+        mamba-version: "*"
         repo-token: ${{ secrets.GITHUB_TOKEN }}
-        miniconda-version: "latest"
+        # channels: conda-forge, defaults
+        channels: conda-forge, bioconda, defaults, anaconda
+        channel-priority: true
+        activate-environment: "mikado2"
         environment-file: ./environment.yml
-        mamba-version: "*"
         use-mamba: true
-        # channels: conda-forge, defaults
-        channels: bioconda, conda-forge, defaults, anaconda
         use-only-tar-bz2: true  # IMPORTANT: This needs to be set for caching to work properly!
-        activate-environment: "mikado2"
     - name: Verify conda environment
       run: |
         conda info --envs