[gitg] Use license macro for the COPYING file

[Kalev Lember]

commit 20d249c1128e4bf1475c490e4629bdbb0caee3ed
Author: Kalev Lember <kalevlember at gmail.com>
Date:   Tue Mar 17 23:47:42 2015 +0100

    Use license macro for the COPYING file

 gitg.spec | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/gitg.spec b/gitg.spec
index 1b73724..e21ae89 100644
--- a/gitg.spec
+++ b/gitg.spec
@@ -100,7 +100,8 @@ fi
 %postun libs -p /sbin/ldconfig
 
 %files -f %{name}.lang
-%doc AUTHORS COPYING NEWS README
+%license COPYING
+%doc AUTHORS NEWS README
 
 %{_bindir}/gitg
 %{_datadir}/gitg
@@ -116,7 +117,7 @@ fi
 
 
 %files libs
-%doc COPYING
+%license COPYING
 %{_libdir}/libgitg-*.so.*
 %{_libdir}/gitg
 %{_libdir}/girepository-1.0/Gitg*-1.0.typelib
@@ -135,6 +136,7 @@ fi
 %changelog
 * Tue Mar 17 2015 Kalev Lember <kalevlember at gmail.com> - 3.15.2-1
 - Update to 3.15.2
+- Use license macro for the COPYING file
 
 * Mon Feb 09 2015 Ankur Sinha <ankursinha AT fedoraproject DOT org> 3.15.1-1
 - Update to latest upstream release