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

...ests/wp-cache/cache/c3bce09527d834419151a24cc2ef869e.json

...ests/wp-cache/cache/c51ed73f61912dc6e59e35bd1b1dcaaa.json

...ests/wp-cache/cache/c52d4f8a4fcc1b4f730a217fcda31602.json

...ests/wp-cache/cache/c5f2f8b139c3214e25879a1a30a74dda.json

...ests/wp-cache/cache/c9363b9bb8694862c9c794db38e8f021.json

...ests/wp-cache/cache/cc3a85c5aef9f3628c5a2fec4dc3578c.json

...ests/wp-cache/cache/cd6ac055f7f7f34e5d1441d3618eb607.json

...ests/wp-cache/cache/d1087d1c18c142ae0baa66bc8d989793.json

...ests/wp-cache/cache/d15af0218bef2140e1ad6d6fff0f4591.json

...ests/wp-cache/cache/d2387c71a3cd9557abf83c6c39b359e1.json

...ests/wp-cache/cache/d31bf3b161ede36d8eb659b017aaef83.json

...ests/wp-cache/cache/d41813da733334bcfd9118deae18da0a.json

...ests/wp-cache/cache/d41e8a473e10e3c57c7fe1b9e279f459.json

...ests/wp-cache/cache/d66bddc252cb5041874801f3a1077e7f.json

...ests/wp-cache/cache/d7ba4fee9457969f2fca194ec37ac481.json

...ests/wp-cache/cache/d806fa5f34c63f99ea05af2aa30a3b8d.json

...ests/wp-cache/cache/d8475e4192ce3922ebe29df38d497b8d.json

...ests/wp-cache/cache/d97dd600a8221311ccf529ce20b3c7c0.json

...ests/wp-cache/cache/da6225618d6a10aad7cde58ecada4df5.json

...ests/wp-cache/cache/db431f51888dd30874b8b6110b3f8908.json