SoC: Fix implementation of uart_read of hbirdv2 SoC

Signed-off-by: Huaqi Fang <[email protected]>

env: bump version to v0.1.1

Signed-off-by: Huaqi Fang <[email protected]>

SoC: update SPI drivers for hbirdv2

doc: bump version to 0.1.0-RC1

Signed-off-by: Huaqi Fang <[email protected]>