chore: Update Poetry to 2.3.0

Drops support for Python 3.9

Author: thehale

.github/workflows/docker-image.yml

@@ -38,8 +38,8 @@ jobs:
 
     strategy:
       matrix:
-        python_image_tag: ["3.9-slim", "3.10-slim", "3.11-slim", "3.12-slim", "3.13-slim", "3.14-slim"]
-        poetry_version: ["1.8.5", "2.2.1"]
+        python_image_tag: ["3.10-slim", "3.11-slim", "3.12-slim", "3.13-slim", "3.14-slim"]
+        poetry_version: ["1.8.5", "2.3.0"]
 
     steps:
     - uses: actions/checkout@v3