Merge changes from topic "libperfmgr_aosp"
* changes:
libperfmgr: Update nodes in 2 passes
libperfmgr: change to use Value directly in config
libperfmgr: add dump interface
Add ConfigVerifier tool to help validate node values
libperfmgr: Change NodeLooperThread thread wait time
libperfmgr: Validate on duplicate node index across Actions
libperfmgr: Remove request when returning 0ms
libperfmgr: Retry when writing to node failed
libperfmgr: Reuse lock in NodeLooperThread
libperfmgr: Add lock to HintManager
libperfmgr: Add a new libperfmgr