asus-laptop: Add key found on Asus N61JQ

Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index ffab9b4..27298a4 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -278,6 +278,7 @@
 	{KE_KEY, 0x99, { KEY_PHONE } },
 	{KE_KEY, 0xc4, { KEY_KBDILLUMUP } },
 	{KE_KEY, 0xc5, { KEY_KBDILLUMDOWN } },
+	{KE_KEY, 0xb5, { KEY_CALC } },
 	{KE_END, 0},
 };