Escape macros in %changelog

Reference: https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org/thread/Y2ZUKK2B7T2IKXPMODNF6HB2O5T5TS6H/
Signed-off-by: Igor Gnatenko <ignatenkobrain@fedoraproject.org>

audiofile.spec

@@ -3,7 +3,7 @@
 Summary: Library for accessing various audio file formats
 Name: audiofile
 Version: 0.3.6
-Release: 16%{?dist}
+Release: 17%{?dist}
 Epoch: 1
 # library is LGPL / the two programs GPL / see README
 License: LGPLv2+ and GPLv2+
@@ -91,6 +91,9 @@ make check
 %{_mandir}/man3/*
 
 %changelog
+* Fri Feb 09 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 1:0.3.6-17
+- Escape macros in %%changelog
+
 * Wed Feb 07 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.3.6-16
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
 
@@ -273,7 +276,7 @@ make check
 - upgrade to 0.1.11.
 
 * Mon Aug 14 2000 Than Ngo <than@redhat.com>
-- add ldconfig to %post and %postun (Bug #15413)
+- add ldconfig to %%post and %%postun (Bug #15413)
 
 * Fri Aug 11 2000 Jonathan Blandford <jrb@redhat.com>
 - Up Epoch and release
@@ -306,7 +309,7 @@ make check
 - Version 0.1.6
 
 * Sun Feb 21 1999 Michael Fulbright <drmike@redhat.com>
-- Removed libtoolize from %build
+- Removed libtoolize from %%build
 
 * Wed Feb 3 1999 Jonathan Blandfor <jrb@redhat.com>
 - Newer version with bug fix.  Upped release.