Tests: Improve size regex in documentation test (#26879)
Tests: Improve size regex in documentation test (#26879)

The regex has been changed to not only be able to deal with something
like `260b`, but also support `1.1kb`.
strapdata/elassandra,vroyer/elassandra,vroyer/elasticassandra,vroyer/elassandra,vroyer/elasticassandra,strapdata/elassandra,strapdata/elassandra,strapdata/elassandra,vroyer/elasticassandra,strapdata/elassandra,vroyer/elassandra