[aorai] use WP cache in 'prove' ptest configuration

...ests/wp-cache/cache/88d0a37decf6d6d1baee565ef7f345bd.json

...ests/wp-cache/cache/8a2bbeb136d065bc6cc72ae8e5a74136.json

...ests/wp-cache/cache/8b71a19686f2e4efc35a742b7eec77f0.json

...ests/wp-cache/cache/8c18352aea1b9c2fce7303bbabb1949a.json

...ests/wp-cache/cache/8c778f27a445493c3f5c0b73906e6d48.json

...ests/wp-cache/cache/8dc85773711b93619a0e39015c3ae6f0.json

...ests/wp-cache/cache/8e2ace56c12b39e8e2e8531baa733cdd.json

...ests/wp-cache/cache/8f7ddc7cf4e4f07a5834e08ba11f20a4.json

...ests/wp-cache/cache/8fe9e8439bbc40dc05d0a0946689dd95.json

...ests/wp-cache/cache/904b123c6ed5ce9f94e4d7bd76d54eb7.json

...ests/wp-cache/cache/919bc20399fb819424454f86482eec75.json

...ests/wp-cache/cache/92daff333ab96de4464ae689b226f8ce.json

...ests/wp-cache/cache/93cbd3623e7477728faee74256ddc28f.json

...ests/wp-cache/cache/9433c6db2b7c6a8a9a2c739faaa4b3c7.json

...ests/wp-cache/cache/949e13002589d47db0f7a34b68086374.json

...ests/wp-cache/cache/9582ec6cbf24ddf3dc4bbc61592673f0.json

...ests/wp-cache/cache/95bd2726d552d53e93bdb3cc3a1b9d22.json

...ests/wp-cache/cache/96f5cf1d0cf39a5f42c797242f8ec2ba.json

...ests/wp-cache/cache/96ff12e129581937445ace93c09265c3.json

...ests/wp-cache/cache/970d6ddef384e0e8be1504df551bf288.json