Check_MK Werk 3176: Fix invalid scaling of some obscure metrics by factor 100

ID: 3176 Title: Fix invalid scaling of some obscure metrics by factor 100 Component: Checks & Agents Level: 1 Class: Bug Fix Version: 1.2.9i1 This has been done by dropping the <tt>render_scale</tt> argument of metric units. The affected checks have been declared to scale by 100 explicitely now.