change DEBUG_flag to .false.

3 jobs for dev_floatstep_new in 5 minutes and 3 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
passed #69659
ci-ubuntu
build_ubuntu

00:01:35

passed #69658
vind-pone-ci02
build_x64

00:03:27

passed #69657
vind-pone-ci02
build_x86

00:03:21