Add python 3.12 alpha is released.

Author: rouilj

.github/workflows/ci-test.yml

@@ -56,8 +56,8 @@ jobs:
 
         include:
            # example: if 3.12 fails the jobs still succeeds
-        #   - python-version: 3.12
-        #     experimental: [true]
+           - python-version: 3.12
+             experimental: [true]
            # version 2.7 not available on unbuntu-22.04 github
         #    - python-version: 2.7
         #      os: ubuntu-22.04