spec: clean comments after macros

This caused a non-fatal syntax errors on newer systems.

python-progress.spec

@@ -53,7 +53,7 @@ Summary: %summary
 %{?python_provide:%python_provide python2-%{pypi_name}}
 
 %description -n python2-%{pypi_name} %_description
-%endif # python2
+%endif
 
 
 %if 0%{with python3}
@@ -62,7 +62,7 @@ Summary:        Easy to use progress bars
 
 %description -n python3-%{pypi_name}
 Collection of easy to use progress bars and spinners.
-%endif # python3
+%endif
 
 
 %prep