[BUG] Push notification token registration fails for chat

[sasatarbuk]

Describe the bug
Chat push notifications are not being received due to token registration failure.

Exception or Stack Trace

219461 [main] DEBUG com.azure.android.communication.chat.implementation.notifications.fcm.PushNotificationClient  - device_id: fV8hPgbMSF2JVN58kFM9r6:APA91bFU84YtTrvS1GLc7ZVC1_SI9zWUDwSUj8mrXTNY0F1cKU7N4pZTgSwqGmA43B8LrhkUzLCfXfjUtqkVwU_gUomgUheMNjFqWdxNrqVBUoQodW0HiTZIpqmGfw452LWxqzNrd7hH
219464 [main] INFO com.azure.android.communication.chat.implementation.notifications.fcm.PushNotificationClient  - Successfully started push notifications!
219465 [main] INFO com.azure.android.communication.chat.implementation.notifications.fcm.PushNotificationClient  - Initialize RegistrationRenewalWorker in background
220310 [main] INFO com.azure.android.communication.chat.implementation.notifications.fcm.PushNotificationClient  - Renew token succeeded
220310 [androidx.work-4] INFO com.azure.android.communication.chat.implementation.notifications.fcm.RegistrationRenewalWorker  - RegistrationRenewalWorker execution in background: 0
220313 [androidx.work-4] DEBUG com.azure.android.communication.chat.implementation.notifications.fcm.RegistrationRenewalWorker  - DirectoryPath is
220314 [androidx.work-4] INFO com.azure.android.communication.chat.implementation.notifications.fcm.RegistrationKeyManager  - Refresh credentials
220320 [androidx.work-4] ERROR com.azure.android.communication.chat.implementation.notifications.fcm.RegistrationRenewalWorker  - For input string: "AdalKey"
java.lang.NumberFormatException: For input string: "AdalKey"
	at java.lang.Integer.parseInt(Integer.java:615)
	at java.lang.Integer.parseInt(Integer.java:650)
	at com.azure.android.communication.chat.implementation.notifications.fcm.RegistrationKeyManager.extractIndex(RegistrationKeyManager.java:160)
	at com.azure.android.communication.chat.implementation.notifications.fcm.RegistrationKeyManager.rotateKeys(RegistrationKeyManager.java:171)
	at com.azure.android.communication.chat.implementation.notifications.fcm.RegistrationKeyManager.refreshCredentials(RegistrationKeyManager.java:146)
	at com.azure.android.communication.chat.implementation.notifications.fcm.RegistrationRenewalWorker.refreshCredentials(RegistrationRenewalWorker.java:107)
	at com.azure.android.communication.chat.implementation.notifications.fcm.RegistrationRenewalWorker.doWork(RegistrationRenewalWorker.java:81)
	at androidx.work.Worker$1.run(Worker.java:86)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
	at java.lang.Thread.run(Thread.java:919)

To Reproduce
Steps to reproduce the behavior:

• Initialize work manager with RegistrationRenewalWorkerFactory.

Code Snippet

WorkManager.initialize(
    applicationContext,
    Configuration.Builder().setWorkerFactory(
        RegistrationRenewalWorkerFactory(credential) { it.printStackTrace() }
    ).build(),
)

Expected behavior
Firebase token should be registered with the Notification Hub.

Screenshots
N/A

Setup (please complete the following information):

• OS: Android 10, Android 13
• IDE: Android Studio
• Library: com.azure.android:azure-communication-chat:2.0.0

Additional context
N/A

Information Checklist
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