orctest: Switch nearby float comparison to ULP method

5 jobs for fix_float_comparison in 1 minute and 55 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #480071
debian sid

00:00:52

passed #480074
docker windows 1607
msys2

00:00:53

passed #480075
docker windows 1607
vs2017 amd64

00:00:53

passed #480073
docker windows 1607
vs2017 x86

00:01:02

failed #480072
docker windows 1607
vs2017 amd64

00:00:14