Bluetooth: Don't throw exception when stopAdvertisingSet fails

When advertising is stopped while Bluetooth is disabled, we should not
throw any exceptions, just log the failure.
This was the default behaviour before the AdvertisingSet was introduced.

Bug: 63819108
Test: manual
Change-Id: I518e071b77b127973aee6f24fa6ced4f28bc9531
Merged-In: I518e071b77b127973aee6f24fa6ced4f28bc9531
(cherry picked from commit f73863dc29)

core/java/android/bluetooth/le/BluetoothLeAdvertiser.java

@@ -453,8 +453,7 @@ public final class BluetoothLeAdvertiser {
             gatt.stopAdvertisingSet(wrapped);
        } catch (RemoteException e) {
             Log.e(TAG, "Failed to stop advertising - ", e);
-            throw new IllegalStateException("Failed to stop advertising");
-        }
+       }
     }
 
     /**