watchman-wait: fix allof vs anyof condition for multiple patterns
watchman-wait: fix allof vs anyof condition for multiple patterns

Summary: facepalm

Test Plan: `watchman-wait -m 1 --pattern '**/*.cpp' '**/*.h' -- .`

and `touch f.h` should cause it to terminate

dhruvsinghal/watchman,facebook/watchman,dhruvsinghal/watchman,wez/watchman,kwlzn/watchman,facebook/watchman,facebook/watchman,wez/watchman,nodakai/watchman,dhruvsinghal/watchman,dhruvsinghal/watchman,dcolascione/laptop-watchman,kwlzn/watchman,dhruvsinghal/watchman,facebook/watchman,facebook/watchman,facebook/watchman,dcolascione/laptop-watchman,wez/watchman,wez/watchman,nodakai/watchman,nodakai/watchman,dcolascione/laptop-watchman,nodakai/watchman,wez/watchman,dhruvsinghal/watchman,wez/watchman,nodakai/watchman,dcolascione/laptop-watchman,nodakai/watchman,dcolascione/laptop-watchman,nodakai/watchman,dcolascione/laptop-watchman,nodakai/watchman,dhruvsinghal/watchman,facebook/watchman,dcolascione/laptop-watchman,facebook/watchman,kwlzn/watchman,kwlzn/watchman,nodakai/watchman,wez/watchman,wez/watchman,dcolascione/laptop-watchman,kwlzn/watchman,facebook/watchman,kwlzn/watchman,wez/watchman,kwlzn/watchman,dhruvsinghal/watchman