[automerger skipped] Add toString() for VpnProfileState am: 0eb8f090 am: e77def5c -s ours

am skip reason: Merged-In Ia36d794446114c0c2c27e725cba6a4dc1240ae38 with SHA-1 6a75e5a3 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18115179



Change-Id: Ie03674616ed5aa61d431d58b047f2b34c76bae9e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>