chore(deps): update auth example app deps for verify auth challange #2504

Job	Run time
android (amplify_analytics_pinpoint_example)	23m 46s
ios (amplify_analytics_pinpoint_example)	16m 18s
android (amplify_api_example)	27m 21s
ios (amplify_api_example)	43m 16s
android (amplify_auth_cognito_example)	5m 13s
ios (amplify_auth_cognito_example)	7m 9s
android (amplify_datastore_example)	39m 15s
ios (amplify_datastore_example)	19m 27s
android (amplify_storage_s3_example)	5m 41s
ios (amplify_storage_s3_example)	6m 22s
	3h 13m 48s

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