Fixing uninitialized variable coverity issue

has_died_ is not initialized in the constructor nor
in any functions that it calls

Initialized has_died_ in constructor

Tested:
BT on/off --> 10 times
Connect phone, play music -> 10 times
HFP call --> 10 times
File transfer -> working
CtsBluetoothTestCases -> passing

Tracked-On: OAM-123193
Signed-off-by: devath1x <[email protected]>
Signed-off-by: Gowtham Anandha Babu <[email protected]>

bluetooth/bluetooth_hci.cc

@@ -33,7 +33,7 @@ static const uint8_t HCI_DATA_TYPE_SCO = 3;
 
 class BluetoothDeathRecipient : public hidl_death_recipient {
  public:
-  BluetoothDeathRecipient(const sp<IBluetoothHci> hci) : mHci(hci) {}
+  BluetoothDeathRecipient(const sp<IBluetoothHci> hci) : mHci(hci), has_died_(false) {}
 
   virtual void serviceDied(
       uint64_t /*cookie*/,