Fix aconfig decl for "root" release config. Bug: 345673789 Test: manual Ignore-AOSP-First: part of a larger topic Merged-In: I1a76ef1cbf8f0e2ea49843dbd10967f9451ce0dd Change-Id: I1a76ef1cbf8f0e2ea49843dbd10967f9451ce0dd (cherry picked from commit d86cd0c883c0149887156acd71f44e4f9b56ea14)