Drop explicit locale setting

Python3 now sets unicode locale automatically, this workaround
should not be necessary anymore. For python2, let's use the lighter locale.

python-execnet.spec

@@ -2,7 +2,7 @@
 
 Name:           python-%{srcname}
 Version:        1.5.0
-Release:        4%{?dist}
+Release:        5%{?dist}
 Summary:        Elastic Python Deployment
 # package is now under the MIT license, (although the docs still say
 # otherwise, see https://bitbucket.org/hpk42/execnet/issue/33), and
@@ -118,14 +118,14 @@ popd
 
 %check
 pushd python2
-PYTHONPATH=$(pwd) LC_ALL="en_US.UTF-8" \
+PYTHONPATH=$(pwd) LC_ALL=C.UTF-8 \
 py.test-%{python2_version} -r s \
   -k 'not test_stdouterrin_setnull' \
   testing
 popd
 
 pushd python3
-PYTHONPATH=$(pwd) LC_ALL="en_US.UTF-8" \
+PYTHONPATH=$(pwd) \
 py.test-%{python3_version} -r s \
   -k 'not test_stdouterrin_setnull' \
   testing
@@ -150,6 +150,10 @@ popd
 
 
 %changelog
+* Sun Nov 18 2018 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.5.0-5
+- Drop explicit locale setting for python3, use C.UTF-8 for python2
+  See https://fedoraproject.org/wiki/Changes/Remove_glibc-langpacks-all_from_buildroot
+
 * Sat Jul 14 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.5.0-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild