Drop Fedora 36 and add Fedora 39 to the test suite

Signed-off-by: Christian König <ckoenig@posteo.de>

.github/workflows/test.yml

@@ -64,9 +64,9 @@ jobs:
             ubuntu_23,
             centos_8,
             centos_9,
-            fedora_36,
             fedora_37,
             fedora_38,
+            fedora_39,
           ]
     env:
       DISTRO: ${{matrix.distro}}

test/_fedora_39.Dockerfile

@@ -1,4 +1,4 @@
-FROM fedora:36
+FROM fedora:39
 RUN dnf install -y git initscripts
 
 ENV GITDIR /etc/.pihole

test/tox.fedora_39.ini

@@ -1,8 +1,8 @@
 [tox]
 envlist = py3
 
-[testenv:py3]
+[testenv]
 allowlist_externals = docker
 deps = -rrequirements.txt
-commands = docker buildx build --load --progress plain -f _fedora_36.Dockerfile -t pytest_pihole:test_container ../
+commands = docker buildx build --load --progress plain -f _fedora_39.Dockerfile -t pytest_pihole:test_container ../
            pytest {posargs:-vv -n auto} ./test_any_automated_install.py ./test_any_utils.py ./test_centos_fedora_common_support.py