ci: Fetch Fedora release list from Bodhi

Fedora PDC has been retired:
https://fedora-arc.readthedocs.io/en/latest/pdc/split.html

ci/Jenkinsfile

@@ -1,11 +1,11 @@
 def getFedoraVersions() {
     def response = httpRequest(
-        url: 'https://pdc.fedoraproject.org/rest_api/v1/product-versions?short=fedora&active=true',
+        url: 'https://bodhi.fedoraporject.org/freleases?state=current',
         acceptType: 'APPLICATION_JSON',
     )
     def content = readJSON(text: response.content)
-    return content.results.
-        findAll { it.version != "rawhide" }.
+    return content.releases.
+        findAll { it.id_prefix == "FEDORA" }.
         collect { it.version }
 }