gluon-core: fix primary mac selection on tp-link archer c25 v1

Fixes #1771

package/gluon-core/luasrc/lib/gluon/upgrade/010-primary-mac

@@ -27,6 +27,7 @@ if platform.match('ar71xx', 'generic', {'tl-wdr3600', 'tl-wdr4300',
                                         'tl-wr902ac-v1'}) then
   table.insert(try_files, 1, '/sys/class/ieee80211/phy1/macaddress')
 elseif platform.match('ar71xx', 'generic', {'a40', 'a60',
+                                            'archer-c25-v1',
                                             'archer-c7-v4', 'archer-c7-v5',
                                             'carambola2',
                                             'koala',