fix(Utils): return the truncated integer value of the mean time step from .GetFeatModel

Refs #106
4 jobs for 106-runmodel_cemaneige-fails-in-createinputsmodel-at-the-hourly-time-step in 8 minutes and 10 seconds (queued for 4 minutes and 7 seconds)
Status Name Job ID Coverage
  Build
passed build_patched #162020

00:00:27

 
  Regression
passed regression_patched #162021

00:01:00

 
  Tests
passed check_as_cran_patched #162023

00:02:09

passed check_not_cran_patched #162022

00:04:31