media: pvrusb2: Remove unneeded semicolon and add newline

Fixes coccicheck warning:

drivers/media/usb/pvrusb2/pvrusb2-encoder.c:288:2-3: Unneeded semicolon
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Ma Feng <mafeng.ma@huawei.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/media/usb/pvrusb2/pvrusb2-encoder.c

@@ -284,8 +284,8 @@ rdData[0]);
 		wrData[0] = 0x0;
 		ret = pvr2_encoder_write_words(hdw,MBOX_BASE,wrData,1);
 		break;
-
-	}; LOCK_GIVE(hdw->ctl_lock);
+	}
+	LOCK_GIVE(hdw->ctl_lock);
 
 	return ret;
 }