Fix bluetooth AIDL restart fail when open HCI Fail

[Description]
If aidl open HCI fail at the first time, the aidl state
can not change to enable for the next time to initialize.

[Root Cause]
Bluetooth AIDL State is always equal to INITIALIZING after
open hci fail at the first time.

[Solution]
When open HCI fail at the first time, initialize the mstate to ready

Bug: 285517442
Test: pass

Change-Id: I19756d6602ba931242d0f95942db55c505a210bb
diff --git a/bluetooth/aidl/default/BluetoothHci.cpp b/bluetooth/aidl/default/BluetoothHci.cpp
index 18a371d..782122f 100644
--- a/bluetooth/aidl/default/BluetoothHci.cpp
+++ b/bluetooth/aidl/default/BluetoothHci.cpp
@@ -224,6 +224,7 @@
     ALOGI("Unable to open Linux interface, trying default path.");
     mFd = getFdFromDevPath();
     if (mFd < 0) {
+      mState = HalState::READY;
       cb->initializationComplete(Status::UNABLE_TO_OPEN_INTERFACE);
       return ndk::ScopedAStatus::ok();
     }
@@ -281,6 +282,7 @@
   {
     std::lock_guard<std::mutex> guard(mStateMutex);
     if (mState != HalState::ONE_CLIENT) {
+      ASSERT(mState != HalState::INITIALIZING);
       ALOGI("Already closed");
       return ndk::ScopedAStatus::ok();
     }