[Feature] Add support for Microblaze in host and PCP application

- Add source and oplk header for PCP application daemon
- Add CMake project files for PCP application
- Add microblaze specific CMake configuration for PCP application
- Add CMake project files for host MN application
- Add configuration support in CMake for dual-processor application
[Feature] Add hardware support for avnet-s6plkeb dual-board-MN-hostinteface

- Add the hardware design files for dual board hostinterface
- Add the sdk support files for host and PCP application
- Add the hardware configuration and generation scripts