Revert "HID: core: Call request_module before doing device_add"

This reverts commit a025a18f.

This patch and 4ceabaf7 are giving extended timeouts
on boot for at least Ubuntu and openSUSE.

Revert them until we get a better fix.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=203741


Acked-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>