i3c: master: fix Excess kernel-doc description warning

Remove the @boardinfo: line to prevent the kernel-doc warning:

include/linux/i3c/master.h:98: warning: Excess struct member 'boardinfo' description in 'i2c_dev_desc'

Signed-off-by: Randy Dunlap <[e-mail]>
Cc: Alexandre Belloni <[e-mail]>
Cc: <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Alexandre Belloni <[e-mail]>

include/linux/i3c/master.h

···
 /**
  * struct i2c_dev_desc - I2C device descriptor
  * @common: common part of the I2C device descriptor
- * @boardinfo: pointer to the boardinfo attached to this I2C device
  * @dev: I2C device object registered to the I2C framework
  * @addr: I2C device address
  * @lvr: LVR (Legacy Virtual Register) needed by the I3C core to know about