tree 3523ea31b51b162c589969bc04b75d12cf8e6521
parent e44bf1a4a2837100647446a72e10ee203ead7d6a
author Mark Salyzyn <salyzyn@google.com> 1554228902 -0700
committer Mark Salyzyn <salyzyn@google.com> 1554240147 +0000

fs_mgr: remount: system is root

For devices without overlayfs and system is root (Hikey, Hikey960)
correct "/system" to "/" if that is the mount point.

Test: adb-remount-test.sh
Bug: 129720614
Change-Id: I3bdbd5ea7b70d03477055e60521d8132b486c904