update setup-miniconda version

Author: casteryh

.github/workflows/unit_test.yaml

@@ -15,7 +15,7 @@ jobs:
       - name: Check out repo
         uses: actions/checkout@v4
       - name: Setup conda env
-        uses: conda-incubator/setup-miniconda@v2
+        uses: conda-incubator/setup-miniconda@@v3.2.0
         with:
           auto-update-conda: true
           miniconda-version: "latest"