Remove a channel label from a platform

Sometime a channel is obsolete and can be removed from SA’s supported list.

To remove an obsolete channel from the supported list:

[root@vc002 bin]# /opt/opsware/patch_importer/bin/uln_import --remove_platform_label --platform_name "Oracle Enterprise Linux 5" el5_new_label
Removing channel label el5_new_label for platform Oracle Enterprise Linux 5
Done