replace charset conv. by upstream patch

cppunit.spec

@@ -10,6 +10,7 @@ License: LGPLv2+
 Url: https://www.freedesktop.org/wiki/Software/cppunit/
 Source: http://dev-www.libreoffice.org/src/%{name}/%{name}-%{version}.tar.gz
 Patch0: 0001-Update-FSF-address-in-LGPL-license.patch
+Patch1: 0001-convert-to-UTF-8.patch
 
 BuildRequires: doxygen
 BuildRequires: graphviz
@@ -36,11 +37,6 @@ the popular doxygen documentation generation tool.
 
 %prep
 %autosetup -p1
-for file in THANKS NEWS; do
-   iconv -f latin1 -t utf8 < $file > ${file}.utf8
-   touch -c -r $file ${file}.utf8
-   mv ${file}.utf8 $file
-done
 
 %build
 %configure --enable-doxygen --disable-static --disable-silent-rules