Remove obsolete rtfd-id entry

Stevedeore has removed the rtfd jobs with change
I5a241cbb63cf5c00fb4e110b96492c3402518e95, remove rtfd-id setting as
well.

Change-Id: Ia2eaf9a13ac558d6f2f64a78b2c104ee3d3c55c8
Merge "Remove obsolete rtfd-id entry"