The latest OpenThread has updated the usage of the platform log APIs.
This CL updates the log APIs usages and implementations.
Bug: b/333301206
Test: Run ThreadNetwork HAL and check logs.
Change-Id: I0c0999edbed1c041e2752d195e753d02b2c734f4
This commit enables the Thread Network HAL to support the Spinel
SPI interface.
Bug: 277286756
Test: Build and run otbr-agent on the emulator.
Change-Id: I6726eead5686f0afb33e5e2035ebc9021eca5afa