drivers/media/cec/cec-adap.c: fix build with gcc-4.4.4

gcc-4.4.4 has issues with initialization of anonymous unions:

drivers/media/cec/cec-adap.c: In function 'cec_queue_msg_fh':
drivers/media/cec/cec-adap.c:184: error: unknown field 'lost_msgs' specified in initializer

work around this.

Fixes: 6b2bbb08747a5 ("media: cec: rework the cec event handling")
Acked-by: Geert Uytterhoeven <[e-mail]>
Cc: Hans Verkuil <[e-mail]>
Cc: Maxime Ripard <[e-mail]>
Cc: Mauro Carvalho Chehab <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

drivers/media/cec/cec-adap.c

···
 {
 	static const struct cec_event ev_lost_msgs = {
 		.event = CEC_EVENT_LOST_MSGS,
-		.lost_msgs.lost_msgs = 1,
+		.flags = 0,
+		{
+			.lost_msgs = { 1 },
+		},
 	};
 	struct cec_msg_entry *entry;