media: m5mols: fix some kernel-doc markups

media: m5mols: fix some kernel-doc markups

Fix those warnings:
	drivers/media/i2c/m5mols/m5mols_capture.c:42: warning: No description found for parameter 'sd'
	drivers/media/i2c/m5mols/m5mols_capture.c:42: warning: No description found for parameter 'addr_num'
	drivers/media/i2c/m5mols/m5mols_capture.c:42: warning: No description found for parameter 'addr_den'
	drivers/media/i2c/m5mols/m5mols_capture.c:42: warning: No description found for parameter 'val'
	drivers/media/i2c/m5mols/m5mols_capture.c:60: warning: No description found for parameter 'info'
	drivers/media/i2c/m5mols/m5mols_controls.c:134: warning: No description found for parameter 'info'
	drivers/media/i2c/m5mols/m5mols_core.c:124: warning: No description found for parameter 'data'
	drivers/media/i2c/m5mols/m5mols_core.c:124: warning: No description found for parameter 'length'
	drivers/media/i2c/m5mols/m5mols_core.c:124: warning: Excess function parameter 'size' description in 'm5mols_swap_byte'
	drivers/media/i2c/m5mols/m5mols_core.c:142: warning: No description found for parameter 'sd'
	drivers/media/i2c/m5mols/m5mols_core.c:241: warning: No description found for parameter 'sd'
	drivers/media/i2c/m5mols/m5mols_core.c:299: warning: No description found for parameter 'sd'
	drivers/media/i2c/m5mols/m5mols_core.c:324: warning: No description found for parameter 'sd'
	drivers/media/i2c/m5mols/m5mols_core.c:324: warning: No description found for parameter 'reg'
	drivers/media/i2c/m5mols/m5mols_core.c:357: warning: No description found for parameter 'sd'
	drivers/media/i2c/m5mols/m5mols_core.c:357: warning: No description found for parameter 'mode'
	drivers/media/i2c/m5mols/m5mols_core.c:374: warning: No description found for parameter 'info'
	drivers/media/i2c/m5mols/m5mols_core.c:429: warning: No description found for parameter 'sd'
	drivers/media/i2c/m5mols/m5mols_core.c:503: warning: No description found for parameter 'sd'
	drivers/media/i2c/m5mols/m5mols_core.c:671: warning: No description found for parameter 'info'
	drivers/media/i2c/m5mols/m5mols_core.c:694: warning: No description found for parameter 'info'
	drivers/media/i2c/m5mols/m5mols_core.c:798: warning: No description found for parameter 'sd'
	drivers/media/i2c/m5mols/m5mols_core.c:853: warning: No description found for parameter 'sd'
	drivers/media/i2c/m5mols/m5mols_core.c:853: warning: No description found for parameter 'on'

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>