Drop explicit locale setting

Python3 now sets unicode locale automatically, this workaround
should not be necessary anymore.

python-pexpect.spec

@@ -5,7 +5,7 @@
 Name:           python-%{modname}
 Summary:        Unicode-aware Pure Python Expect-like module
 Version:        4.6
-Release:        1%{?dist}
+Release:        2%{?dist}
 
 License:        MIT
 URL:            https://github.com/pexpect/pexpect
@@ -115,7 +115,6 @@ popd
 %if %{with check}
 %check
 export PYTHONIOENCODING=UTF-8
-export LC_ALL=C.utf8
 
 pushd python2
   %{__python2} ./tools/display-sighandlers.py
@@ -145,6 +144,10 @@ popd
 %{python3_sitelib}/%{modname}-*.egg-info
 
 %changelog
+* Sun Nov 18 2018 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 4.6-2
+- Drop explicit locale setting
+  See https://fedoraproject.org/wiki/Changes/Remove_glibc-langpacks-all_from_buildroot
+
 * Wed Jul 25 2018 Dan Radez <dradez@redhat.com> - 4.6-1
 - update to 4.6