do not recode man pages, they are UTF-8 encoded since v2.3.6

http://git.savannah.gnu.org/cgit/nano.git/commit/?id=3d5de0df

nano.spec

@@ -30,11 +30,6 @@ GNU nano is a small and friendly text editor.
 %patch1 -p1
 %patch2 -p1
 
-for f in doc/man/fr/{nano.1,nanorc.5,rnano.1} ; do
-  iconv -f iso-8859-1 -t utf-8 -o $f.tmp $f && mv $f.tmp $f
-  touch $f.html
-done
-
 # do not run autotools, we have already reflected the configure.ac
 # changes in configure and config.h.in
 touch -c aclocal.m4 config.h.in configure Makefile.in
@@ -92,6 +87,7 @@ exit 0
 
 %changelog
 * Thu Aug 11 2016 Kamil Dudka <kdudka@redhat.com> - 2.6.3-1
+- do not recode man pages, they are UTF-8 encoded since v2.3.6
 - new upstream release
 
 * Thu Jul 28 2016 Kamil Dudka <kdudka@redhat.com> - 2.6.2-1