wireless: fix comments in genregdb.awk

Apparently some awk versions choke on C-style comments -- who knew? :-)
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/wireless/genregdb.awk

@@ -26,11 +26,11 @@ BEGIN {
 }
 
 /^[ \t]*#/ {
-	/* Ignore */
+	# Ignore
 }
 
 !active && /^[ \t]*$/ {
-	/* Ignore */
+	# Ignore
 }
 
 !active && /country/ {