drop the dependency on python3-unidecode

... no longer used by units_cur

units.spec

@@ -1,7 +1,7 @@
 Summary: A utility for converting amounts from one unit to another
 Name: units
 Version: 2.17
-Release: 1%{?dist}
+Release: 2%{?dist}
 Source: https://ftp.gnu.org/gnu/units/%{name}-%{version}.tar.gz
 URL: https://www.gnu.org/software/units/units.html
 License: GPLv3+
@@ -14,9 +14,6 @@ BuildRequires: ncurses-devel
 BuildRequires: python3
 BuildRequires: readline-devel
 
-# used by the units_cur script
-Requires: python3-unidecode
-
 %description
 Units converts an amount from one unit to another, or tells you what
 mathematical operation you need to perform to convert from one unit to
@@ -65,6 +62,9 @@ fi
 %{_mandir}/man1/*
 
 %changelog
+* Wed Jun 27 2018 Kamil Dudka <kdudka@redhat.com> - 2.17-2
+- drop the dependency on python3-unidecode no longer used by units_cur
+
 * Tue Jun 26 2018 Kamil Dudka <kdudka@redhat.com> - 2.17-1
 - new upstream release