Remove "glibc-all-langpacks" from test dependencies
Remove "glibc-all-langpacks" from test dependencies

We have a special check for available locales and "glibc-all-langpacks"
is not available on CentOS/RHEL 7 so it isn't possible to check
for the package in a simple and consitent way.

rhinstaller/libbytesize,rhinstaller/libbytesize,rhinstaller/libbytesize