Update deploy.yml

Author: jan-janssen

.github/workflows/deploy.yml

@@ -21,7 +21,7 @@ jobs:
     - uses: actions/checkout@v4
     - uses: conda-incubator/setup-miniconda@v2.2.0
       with:
-        python-version: 3.11
+        python-version: "3.12"
         mamba-version: "*"
         channels: conda-forge
         miniforge-variant: Mambaforge