fix openwisp config

files/etc/config/openwisp

 config controller 'http'
         option url 'https://openwisp.faked.org'
         option shared_secret 'fSIRdSdsqoKYhCYovE1zareJhkOKMtcL'
-        default_hostname 'openwrt'
-        mac_interface 'br-lan'
-        management_interface 'br-lan'
-        option uuid ''
-        option key ''
+        option default_hostname 'openwrt'
+        option mac_interface 'br-lan'
+        option management_interface 'br-lan'
+        option verify_ssl '0'