[script][common_options,figure] Fix decimal number control for multi-metrics

4 jobs for decimal_metrics in 12 minutes and 17 seconds (queued for 6 seconds)
Status Job ID Name Coverage
  Build
passed #142682
docker
build_linux_27

00:12:17

84.0%
passed #142683
docker
build_linux_36

00:12:16

84.0%
passed #142684
macosx
build_macosx_27

00:09:46

84.0%
passed #142685
macosx
build_macosx_36

00:09:04

84.0%