message: fix(makefile): Allow different OpenSSH version names
diff: @@ -11,7 +11,7 @@ comma=,
  # string manipulations to extract the int version number
  ssh-version-output = $(shell ssh -V 2>&1)
  ssh-version-words=$(subst _, ,$(filter OpenSSH_%, $(ssh-version-output)))
  -ssh-version-label=$(filter %p1$(comma),$(ssh-version-words))
  +ssh-version-label=$(or $(filter %p1$(comma),$(ssh-version-words)), $(filter %p1,$(ssh-version-words)))
  ssh-version-number=$(subst ., ,$(firstword $(subst p, ,$(ssh-version-label))))
  checked-ssh-version=$(if $(ssh-version-number),$(ssh-version-number),"$(warning Could not find ssh version for version $(ssh-version-output), scp flags may be wrong")))
  is-in-version=$(findstring $(firstword $(checked-ssh-version)),$(allowed-ssh-versions))
  