Add HHMV as a test php version but allow it to fail
Add HHMV as a test php version but allow it to fail

sachintaware/flysystem,twistor/flysystem,CarsonF/flysystem,hannesvdvreken/flysystem,farmisen/flysystem,oswaldderiemaecker/flysystem,dstockto/flysystem,nao-pon/flysystem,sohelrana820/flysystem,dshafik/flysystem,Amrit01/flysystem,concrete5/flysystem,twistor/flysystem,mapyo/flysystem,rossriley/flysystem,barryvdh/flysystem,mhlavac/flysystem,mhlavac/flysystem