Merge "Revert "Revert "Add CTS tests for exclude VPN routes APIs""" am: b0818dd720 am: b4177c19ea am: 60e77a6b52 am: 3f9ece0e67

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1931760

Change-Id: Ib00e20315d09ef3442607c1030bac58a6c26f14d