Updates Examples.md with passkey enrollment samples

[pmathew92]

This PR adds examples for passkey enrollment

[Widcket]

For this, you'd also need to add docs about getting said access token. E.g. https://github.com/auth0/Auth0.swift/blob/master/EXAMPLES.md#api-credentials-ea

Otherwise, devs could assume you have to use the audience slot (on the initial login) for that, which is not possible if they're already using their own audience value. This is precisely the problem that MRRT solves.

[Widcket]

Suggested change

	.start(object :Callback<PasskeyEnrollmentChallenge,MyAccountException>{
	.start(object: Callback<PasskeyEnrollmentChallenge, MyAccountException> {

[Widcket]

Suggested change

	val client = MyAccountAPIClient(account, "accessToken")
	try{
	val challenge = client.passkeyEnrollmentChallenge()
	.await()
	println("Challenge: $challenge")
	} catch (exception:MyAccountException){
	print("Error: ${exception.message}")
	}
	val client = MyAccountAPIClient(account, "accessToken")
	try {
	val challenge = client.passkeyEnrollmentChallenge()
	.await()
	println("Challenge: $challenge")
	} catch (exception: MyAccountException) {
	print("Error: ${exception.message}")
	}

[Widcket]

Suggested change

	client.enroll(passkeyCredential,challenge)
	.start(object :Callback<PasskeyAuthenticationMethod,MyAccountException>{
	override fun onSuccess(result: PasskeyAuthenticationMethod) {
	println("Passkey enrolled successfully: ${result.id}")
	}
	override fun onFailure(error: MyAccountException) {
	println("Error enrolling passkey: ${error.message}")
	}
	})
	client.enroll(passkeyCredential, challenge)
	.start(object: Callback<PasskeyAuthenticationMethod,MyAccountException> {
	override fun onSuccess(result: PasskeyAuthenticationMethod) {
	println("Passkey enrolled successfully: ${result.id}")
	}
	override fun onFailure(error: MyAccountException) {
	println("Error enrolling passkey: ${error.message}")
	}
	})

[Widcket]

Suggested change

	try{
	val result = client.enroll(passkeyCredential,challenge)
	.await()
	println("Passkey enrolled successfully: ${result.id}")
	}catch(error:MyAccountException){
	println("Error enrolling passkey: ${error.message}")
	}
	try {
	val result = client.enroll(passkeyCredential, challenge)
	.await()
	println("Passkey enrolled successfully: ${result.id}")
	} catch(error: MyAccountException){
	println("Error enrolling passkey: ${error.message}")
	}