Corrected typos in hyperband example yml

[shibuiwilliam]

Corrected typos in hyperband example yml, from 'hayperband' to 'hyperband' in order to make it possible to deploy the pods and services.

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[shibuiwilliam]

/assign @YujiOshima

[shibuiwilliam]

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[YujiOshima]

@shibuiwilliam Thanks
/ok-to-test

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