Telecom: Send call state update to newly connected BluetoothHeadset service

* Call updateHeadsetWithCallState(true) when BluetoothHeadset service is
  connected

Bug: 109790139
Test: toggle Bluetooth while call is active
Change-Id: I8f0d981cf1cfc29409e4f50bd54a66a41280330e
diff --git a/src/com/android/server/telecom/BluetoothPhoneServiceImpl.java b/src/com/android/server/telecom/BluetoothPhoneServiceImpl.java
index d0fcfa1..804909c 100644
--- a/src/com/android/server/telecom/BluetoothPhoneServiceImpl.java
+++ b/src/com/android/server/telecom/BluetoothPhoneServiceImpl.java
@@ -408,6 +408,7 @@
                 public void onServiceConnected(int profile, BluetoothProfile proxy) {
                     synchronized (mLock) {
                         setBluetoothHeadset(new BluetoothHeadsetProxy((BluetoothHeadset) proxy));
+                        updateHeadsetWithCallState(true /* force */);
                     }
                 }