bump release script

Author: tgolsson

.github/workflows/release.yml

@@ -18,9 +18,9 @@ jobs:
     - uses: pdm-project/setup-pdm@v3
       name: Setup PDM
       with:
-        python-version: 3.8
+        python-version: 3.9
         architecture: x64
-        version: 2.1.5
+        version: 2.3.4
         prerelease: true
         enable-pep582: true
         cache: true