packaging: spec: requirng newer version of sdk

Previous version of the SDK was affected by a bug
when using long passwords.

Also requiring -sdk-python instead of the obsolete -sdk

Change-Id: Iee4833fc2846cacf03eb015f82692ab16b8aad18
Related-To: https://bugzilla.redhat.com/1085837
Signed-off-by: Sandro Bonazzola <sbonazzo@redhat.com>