`netweaver.setup` state is not idempotent

[MalloZup]

This is a tracker issue in order to improve the idempotency of our formulas

running for the 2nd time

salt-call --local             --log-level=error             --log-file=/var/log/salt-deployment.log             --log-file-level=debug             --retcode-passthrough          state.sls   netweaver.setup saltenv=base

          ID: label_partition
    Function: cmd.run
        Name: /usr/sbin/parted -s /dev/vdb mklabel gpt
      Result: False
     Comment: Command "/usr/sbin/parted -s /dev/vdb mklabel gpt" run
     Started: 20:51:57.973483
    Duration: 108.301 ms
     Changes:   
              ----------
              pid:
                  17175
              retcode:
                  1
              stderr:
                  Error: Partition(s) on /dev/vdb are being used.
              stdout:

and

---------
          ID: clean_nfs_sapmnt_HA1_00
    Function: file.absent
        Name: /sapmnt/HA1
      Result: False
     Comment: An exception occurred in this state: Traceback (most recent call last):
                File "/usr/lib/python3.6/site-packages/salt/modules/file.py", line 3793, in remove
                  shutil.rmtree(path)
                File "/usr/lib64/python3.6/shutil.py", line 486, in rmtree
                  _rmtree_safe_fd(fd, path, onerror)
                File "/usr/lib64/python3.6/shutil.py", line 424, in _rmtree_safe_fd
                  _rmtree_safe_fd(dirfd, fullname, onerror)
                File "/usr/lib64/python3.6/shutil.py", line 424, in _rmtree_safe_fd
                  _rmtree_safe_fd(dirfd, fullname, onerror)
                File "/usr/lib64/python3.6/shutil.py", line 424, in _rmtree_safe_fd
                  _rmtree_safe_fd(dirfd, fullname, onerror)
                File "/usr/lib64/python3.6/shutil.py", line 444, in _rmtree_safe_fd
                  onerror(os.unlink, fullname, sys.exc_info())
                File "/usr/lib64/python3.6/shutil.py", line 442, in _rmtree_safe_fd
                  os.unlink(name, dir_fd=topfd)
              OSError: [Errno 16] Device or resource busy: '.nfs000000000107399d00000001'
              
              During handling of the above exception, another exception occurred:
              
              Traceback (most recent call last):
                File "/usr/lib/python3.6/site-packages/salt/state.py", line 1987, in call
                  ret = self.states[cdata['full']](*cdata['args'], **cdata['kwargs'])
                File "/usr/lib/python3.6/site-packages/salt/loader.py", line 2031, in wrapper
                  return f(*args, **kwargs)
                File "/usr/lib/python3.6/site-packages/salt/states/file.py", line 1974, in absent
                  __salt__['file.remove'](name)
                File "/usr/lib/python3.6/site-packages/salt/modules/file.py", line 3797, in remove
                  'Could not remove \'{0}\': {1}'.format(path, exc)
              salt.exceptions.CommandExecutionError: Could not remove '/sapmnt/HA1': [Errno 16] Device or resource busy: '.nfs000000000107399d00000001'
     Started: 20:51:58.242216
    Duration: 6.282 ms
     Changes: