i2c: buffer mode support when mode changes through bus restart#417

Shreehari-AlifSemi wants to merge 5 commits intoalifsemi:mainalifsemi/zephyr_alif:mainfrom

Shreehari-AlifSemi:PSBT-1553-i2c_buffer_mode_support_when_mode_changes_through_bus_RESTARTShreehari-AlifSemi/zephyr_alif:PSBT-1553-i2c_buffer_mode_support_when_mode_changes_through_bus_RESTARTCopy head branch name to clipboard