github-ci: use fedora:31 instead of fedora:latest

Fedora:latest is a moving target, for CI its probably best
to pin the version of the OS that testing is done on.

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index f04e8870b6144e0a8f6d94265256cb2e69bbb6ed..2ccb5504b16da46f013cc55214b7ee49dec7add5 100644 (file)
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -71,10 +71,10 @@ jobs:
       - name: Python 3 integration tests
         run: PYTHONPATH=. python3 ./tests/integration_tests.py
 
-  fedora-latest:
-    name: Fedora Latest
+  fedora-31:
+    name: Fedora 31
     runs-on: ubuntu-latest
-    container: fedora:latest
+    container: fedora:31
     steps:
       - run: |
           yum -y install \