Remove %clean section

None of currently supported distributions need that.
Last one was EL5 which is EOL for a while.

Signed-off-by: Igor Gnatenko <ignatenkobrain@fedoraproject.org>

inotify-tools.spec

@@ -46,9 +46,6 @@ find %{buildroot} -type f -name "*.la" -exec rm -f {} ';'
 rm -rf %{buildroot}/%{_datadir}/doc/
 
 
-%clean
-rm -rf %{buildroot}
-
 
 %post -p /sbin/ldconfig