1. Fix FTM failures after repeated operations 2. Update Mexico channel refer to FCC 3. Mesh: fix the issue that layer2 node connect to lower-layer node when FIXED-ROOT root disappeared 4. Decouple softap and 8684 support
1. Fix FTM failures after repeated operations 2. Update Mexico channel refer to FCC 3. Mesh: fix the issue that layer2 node connect to lower-layer node when FIXED-ROOT root disappeared 4. Decouple softap and 8684 support