handle new entry arg for __init__()

Author: dhalbert

adafruit_ble_adafruit/adafruit_service.py

@@ -69,11 +69,14 @@ class AdafruitServerAdvertisement(
     pid = ManufacturerDataField(_PID_DATA_ID, "<H")
     """The USB PID (product id) for this board."""
 
-    def __init__(self):
-        super().__init__()
-        self.connectable = True
-        self.flags.general_discovery = True
-        self.flags.le_only = True
+    def __init__(self, *, entry=None):
+        super().__init__(entry=entry)
+        if entry is None:
+            # This is not a received advertisement, but one that will be sent,
+            # so do further initialization.
+            self.connectable = True
+            self.flags.general_discovery = True
+            self.flags.le_only = True
 
 
 class AdafruitService(Service):