tree cedc6635bac74a60ea7a905ba9e4ae4876113037
parent 6f8ac5d7b3b19fb1c4da0ea6b642428539c36185
author Michael Walsh <micwalsh@us.ibm.com> 1567092950 -0500
committer George Keishing <gkeishin@in.ibm.com> 1567529250 +0000

valid_path: use gp.blank() on print_var

valid_path, valid_dir_path and valid_file_path should use the gp.blank
formatting option when printing the variable with the invalid value.
It makes it more obvious when the field is blank.

Change-Id: Iab113ffcd99cd97215aac619903765477ef0d1e8
Signed-off-by: Michael Walsh <micwalsh@us.ibm.com>