ble_mesh: Proxy forwards ALL_NODES addr

Unless explicitly blacklisted, the Proxy node will forward all messages
for the ALL_NODES address to the GATT proxy client.

components/bt/esp_ble_mesh/mesh_core/proxy_server.c

@@ -917,16 +917,6 @@ static bool client_filter_match(struct bt_mesh_proxy_client *client,
 
     BT_DBG("filter_type %u addr 0x%04x", client->filter_type, addr);
 
-    if (client->filter_type == WHITELIST) {
-        for (i = 0; i < ARRAY_SIZE(client->filter); i++) {
-            if (client->filter[i] == addr) {
-                return true;
-            }
-        }
-
-        return false;
-    }
-
     if (client->filter_type == BLACKLIST) {
         for (i = 0; i < ARRAY_SIZE(client->filter); i++) {
             if (client->filter[i] == addr) {
@@ -937,6 +927,18 @@ static bool client_filter_match(struct bt_mesh_proxy_client *client,
         return true;
     }
 
+    if (addr == BLE_MESH_ADDR_ALL_NODES) {
+        return true;
+    }
+
+    if (client->filter_type == WHITELIST) {
+        for (i = 0; i < ARRAY_SIZE(client->filter); i++) {
+            if (client->filter[i] == addr) {
+                return true;
+            }
+        }
+    }
+
     return false;
 }