Add missing DevSdkIgnoreRule rule variable am: af7c44cc4e am: ec24ccf3e5 am: e44a5aa59f

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1952115

Change-Id: I0e495dc8440373c1ea9e3d1e7f62ca2cd70d7590