ci: test with python 3.9,.10 (retire 3.8)

3.8 doesn't appear to work anymore in github with poetry

Signed-off-by: Christian Hopps <chopps@labn.net>

Author: choppsv1

.github/workflows/ci.yml

@@ -7,7 +7,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.9", "3.10"]
+        python-version: ["3.9", "3.10"]
         os: [ ubuntu-22.04 ]
 
     runs-on: ${{ matrix.os }}