HID: amd_sfh: Fix period data field to enable sensor

Existing amd-sfh driver is programming the MP2 firmware period field in
units of jiffies, but the MP2 firmware expects in milliseconds unit.

Changing it to milliseconds.

Fixes: 4b2c53d9

 ("SFH:Transport Driver to add support of AMD Sensor Fusion Hub (SFH)")
Reviewed-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>