Update ci-pull-request.yml

Author: nikola-milikic

.github/workflows/ci-pull-request.yml

@@ -15,12 +15,13 @@ jobs:
       matrix:
         python_version:
           # https://python-release-cycle.glitch.me/
-          - "3.7"
           - "3.8"
           - "3.9"
           - "3.10"
           - "3.11"
-    runs-on: ubuntu-22.04
+          - "3.12"
+          - "3.13"
+    runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3