.github/workflows: Test on-premise also with more python versions

Author: t-b

.github/workflows/github-actions-ci.yml

@@ -52,7 +52,7 @@ jobs:
     runs-on: ["self-hosted"]
     strategy:
       matrix:
-        pyver: ["3.9" , "3.11"]
+        pyver: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14-rc"]
     steps:
       - uses: actions/checkout@v4
       - name: Build docker image

.github/workflows/nightly-onprem.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ["self-hosted"]
     strategy:
       matrix:
-        pyver: ["3.9" , "3.11"]
+        pyver: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14-rc"]
         branch: ["master", "feature/**"]
     steps:
       - uses: actions/checkout@v4