Update python-package-conda.yml

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.github/workflows/python-package-conda.yml

@@ -23,13 +23,10 @@ jobs:
       uses: actions/setup-python@v3
       with:
         python-version: ${{ matrix.python-version }}
-    - name: Add conda to system path
-      run: |
-        # $CONDA is an environment variable pointing to the root of the miniconda directory
-        echo $CONDA/bin >> $GITHUB_PATH
-    - name: Install dependencies
-      run: |
-        conda env update --file environment.yml --name base
+    - uses: mamba-org/setup-micromamba@v1
+      with:
+        environment-file: environment.yml
+        init-shell: bash
     - name: Lint with flake8
       run: |
         conda install flake8