Switch to rpmautospec

Signed-off-by: Igor Raits <ignatenkobrain@fedoraproject.org>

rust-const_fn.spec

@@ -6,7 +6,7 @@
 
 Name:           rust-%{crate}
 Version:        0.4.8
-Release:        2%{?dist}
+Release:        %autorelease
 Summary:        Attribute for easy generation of const functions
 
 # Upstream license specification: Apache-2.0 OR MIT
@@ -71,35 +71,4 @@ which use "default" feature of "%{crate}" crate.
 %endif
 
 %changelog
-* Fri Jul 23 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.4.8-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild
-
-* Thu May 20 2021 Fabio Valentini <decathorpe@gmail.com> - 0.4.8-1
-- Update to version 0.4.8.
-- Fixes RHBZ#1962158
-
-* Sat Apr 17 2021 Fabio Valentini <decathorpe@gmail.com> - 0.4.7-1
-- Update to version 0.4.7.
-- Fixes RHBZ#1950675
-
-* Sun Mar 28 2021 Fabio Valentini <decathorpe@gmail.com> - 0.4.6-1
-- Update to version 0.4.6.
-- Fixes RHBZ#1943858
-
-* Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.4.5-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
-
-* Mon Jan 11 2021 Fabio Valentini <decathorpe@gmail.com> - 0.4.5-1
-- Update to version 0.4.5.
-- Fixes RHBZ#1912959
-
-* Thu Dec 10 2020 Fabio Valentini <decathorpe@gmail.com> - 0.4.4-1
-- Update to version 0.4.4.
-- Fixes RHBZ#1905988
-
-* Thu Nov 05 2020 Fabio Valentini <decathorpe@gmail.com> - 0.4.3-1
-- Update to version 0.4.3.
-- Fixes RHBZ#1893851
-
-* Thu Sep 17 2020 Fabio Valentini <decathorpe@gmail.com> - 0.4.2-1
-- Initial package
+%autochangelog