common: remove is_deb_distro()
common: remove is_deb_distro()

Since commit 3ddc51e523ccae343827b767534baa76eb14bdb6, we shall use
functions from packages file.

enovance/edeploy,redhat-cip/edeploy,lebauce/edeploy,redhat-cip/edeploy,lebauce/edeploy,enovance/edeploy,enovance/edeploy,enovance/edeploy,lebauce/edeploy,redhat-cip/edeploy,lebauce/edeploy,redhat-cip/edeploy