Docs: Be ok with long recovery times
Docs: Be ok with long recovery times

The _cat docs were asserting that an index took only some number of
milliseconds to recovery. In this build it took a whole second:
https://elasticsearch-ci.elastic.co/job/elastic+elasticsearch+5.3+multijob-intake/192/consoleFull

So this changes the assertion to be ok with a second.

strapdata/elassandra5-rc,strapdata/elassandra5-rc,strapdata/elassandra5-rc,strapdata/elassandra5-rc,strapdata/elassandra5-rc