luci-app-natmap: allow reading status under /tmp/run

rpcd's file plugin now checks ACL against the real path of symlinks, so
/var/run/natmap/* (which resolves to /tmp/run/natmap/* on OpenWrt) gets
rejected and the LuCI status view shows none. Add the resolved path to
the read ACL.

Signed-off-by: Fabiao De Gongniu <ragingbullniu@gmail.com>
(cherry picked from commit 7a1fc28)

Author: ragingbulld

applications/luci-app-natmap/root/usr/share/rpcd/acl.d/luci-app-natmap.json

@@ -3,7 +3,8 @@
 		"description": "Grant access to LuCI app natmap",
 		"read": {
 			"file": {
-				"/var/run/natmap/*": [ "read" ]
+				"/var/run/natmap/*": [ "read" ],
+				"/tmp/run/natmap/*": [ "read" ]
 			},
 			"ubus": {
 				"service": [ "list" ]