CI: bump Fedora to current supported versions

Signed-off-by: Eric Richter <erichte@linux.ibm.com>

.github/workflows/release.yml

@@ -25,8 +25,8 @@ jobs:
         image:
           - "almalinux:8"
           - "almalinux:9"
-          - "fedora:37"
-          - "fedora:38"
+          - "fedora:39"
+          - "fedora:40"
           - "fedora:rawhide"
           - "opensuse/leap:15"
           - "opensuse/tumbleweed:latest"
@@ -96,4 +96,4 @@ jobs:
           prerelease: ${{ contains(github.ref_name, '-') }}
           files: |
             */*.rpm
-            static/*
+            static/*