[wifi] fix connecting bugs

wifi_manager.py

@@ -176,6 +176,10 @@ def check_wifi_connection():
             if led_enabled:
                 orangepi.set_led_off('blue')
             return True, wifi_ssid
+        elif len(columns) >= 4 and columns[2] == "connecting":
+            wifi_ssid = columns[4]
+            if led_enabled:
+                orangepi.set_led_on('blue')
     return False, None
 
 def scan_wifi():