python: officially support only Python 3.12 and 3.13

Change-Id: I921fe52d03510f32c9b3e1b3ad56aa29afeff5c0

.github/workflows/cloudbase_init_tests.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [ "3.12"]
+        python-version: [ "3.13"]
         architecture: ["x64"]
 
     steps:
@@ -36,7 +36,7 @@ jobs:
     runs-on: windows-latest
     strategy:
       matrix:
-        python-version: [ "3.9", "3.12"]
+        python-version: [ "3.12", "3.13"]
         architecture: ["x64", "x86"]
 
     steps:
@@ -60,7 +60,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [ "3.12"]
+        python-version: [ "3.13"]
         architecture: ["x64", "x86"]
         cloud: ["empty", "nocloud", "vmwareguest"]
 

setup.cfg

@@ -15,10 +15,8 @@ classifier =
   Operating System :: OS Independent
   Programming Language :: Python
   Programming Language :: Python :: 3
-  Programming Language :: Python :: 3.9
-  Programming Language :: Python :: 3.10
-  Programming Language :: Python :: 3.11
   Programming Language :: Python :: 3.12
+  Programming Language :: Python :: 3.13
 
 [files]
 packages =