fixing jenkins build after pybis update

openbis_standard_technologies/build.gradle

@@ -488,7 +488,7 @@ task clientsAndApis(type: Zip, dependsOn: [dssClientZip, queryApiZip, apiV3Zip,
   from ('dist/client/readme.txt')
   rename { filename ->
     if (filename.startsWith('pybis-')) {
-      def contentOfSetUpFile = zipTree(pybisZip.archivePath).getFiles().findAll {it.path.endsWith('src/python/setup.py') }.iterator().next().text
+      def contentOfSetUpFile = zipTree(pybisZip.archivePath).getFiles().findAll {it.path.endsWith('src/python/setup.cfg') }.iterator().next().text
       def pybisVersion = ( contentOfSetUpFile =~ /version.*=.*"(.*)"/)[0][1]
       'pybis-' + pybisVersion + '.zip'
     } else {