CI: Prepare for Python 2 removal

https://fedoraproject.org/wiki/Changes/RetirePython2.7

tests/tests.yml

@@ -36,7 +36,7 @@
         run: VERSION=3.13 ./venv.sh
     - smoke27:
         dir: python/smoke
-        run: VERSION=2.7 METHOD=virtualenv ./venv.sh
+        run: VERSION=2.7 METHOD=virtualenv INSTALL_OR_SKIP=true ./venv.sh
     - smoke36_virtualenv:
         dir: python/smoke
         run: VERSION=3.6 METHOD=virtualenv ./venv.sh
@@ -77,7 +77,6 @@
     required_packages:
     - gcc
     - virtualenv
-    - python2.7
     - python3.6
     - python3.8
     - python3.9
@@ -85,7 +84,6 @@
     - python3.11-devel
     - python3.12-devel
     - python3.13-devel
-    - python2-devel
     - python3-devel
     - python3-tox
     - mock