behave: fix expected version of common

I had to bump the package version in dist-git to fix FTBFS.

behave/features/autospec.feature

@@ -6,6 +6,6 @@ Feature: Building from DistGit with %autospec
 
         Scenario: Test that autospec macros are expanded
             When a build of Fedora DistGit python-copr-common package from private-autospec branch is done
-            Then there's a package python-copr-common build with source version-release 0.13.1-3 (without dist tag)
+            Then there's a package python-copr-common build with source version-release 0.20-2 (without dist tag)
             # https://src.fedoraproject.org/rpms/python-copr-common/c/1b1152f6a8affac8ad0bd58312fb596ace2bd4f3?branch=private-autospec
             Then package changelog for python-copr-common in fedora-rawhide-x86_64 chroot contains "And try to bump to Release: 3" string