convert to rpmautospec

changelog

@@ -0,0 +1,9 @@
+* Tue Jul 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.3.0-3
+- Second attempt - Rebuilt for
+  https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild
+
+* Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.3.0-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
+* Fri Sep 11 18:18:29 BST 2020 Peter Robinson <pbrobinson@gmail.com> - 0.3.0-1
+- Initial package

rust-ghash.spec

@@ -6,7 +6,7 @@
 
 Name:           rust-%{crate}
 Version:        0.3.0
-Release:        3%{?dist}
+Release:        %autorelease
 Summary:        Universal hash over GF(2^128) useful for constructing a Message Authentication Code (MAC), as in the AES-GCM authenticated encryption cipher
 
 # Upstream license specification: MIT OR Apache-2.0
@@ -98,12 +98,4 @@ which use "zeroize" feature of "%{crate}" crate.
 %endif
 
 %changelog
-* Tue Jul 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.3.0-3
+%autochangelog
-- Second attempt - Rebuilt for
-  https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild
-
-* Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.3.0-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
-
-* Fri Sep 11 18:18:29 BST 2020 Peter Robinson <pbrobinson@gmail.com> - 0.3.0-1
-- Initial package