Cleanup code: remove duplicated I2C device registering.
Cleanup code: remove duplicated I2C device registering.

Signed-off-by: Tianfu Huang <51883963465061bbce1ec7188dc31b693276da5b@samsung.com>

tizenrt/tizen_rt,tizenrt/tizen_rt,tizenrt/tizen_rt,tizenrt/tizen_rt,tizenrt/tizen_rt,tizenrt/tizen_rt