Run tests on ubuntu-latest

Author: EmmanuelMess

.github/workflows/tests.yml

@@ -18,7 +18,7 @@ jobs:
       fail-fast: false
       matrix:
         os:
-          - ubuntu-22.04
+          - ubuntu-latest
           # - macos-10.15 # doesn't run for free
           # - windows-2022 # can't actually run tests
         version: