Give enough time for AccessPoint

ampel-firmware/config.public.h

@@ -70,7 +70,7 @@
 // If the Ampel cannot connect to WIFI_SSID, it will start an Access Point for ACCESS_POINT_TIMEOUT seconds.
 // If someone connects to this Access Point, the Ampel will stay in this mode until everybody logs out.
 // If nobody connects to the Access Point before ACCESS_POINT_TIMEOUT seconds, the Ampel will try to connect WIFI_SSID again.
-#  define ACCESS_POINT_TIMEOUT  30 // [s]
+#  define ACCESS_POINT_TIMEOUT  60 // [s]
 
 /**
  * Sensor