Hu Haowen 3f12cc4bb0 Documentation: i2c: add i2c-sysfs into index
Append i2c-sysfs to toctree in order to get rid of building warnings.

Fixes: 31df7195b100 ("Documentation: i2c: Add doc for I2C sysfs")
Signed-off-by: Hu Haowen <src.res@email.cn>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
2021-08-10 22:58:32 +02:00
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