library: remove legacy file

This file is a leftover and should have been removed when we dropped the
validate module.

Signed-off-by: Guillaume Abrioux <gabrioux@redhat.com>
(cherry picked from commit 8603cba9abb6adcc4c0bd8d8fab1a5772584a159)

diff --git a/library/validate b/library/validate
deleted file mode 100644 (file)
index 94fe08f..0000000
--- a/library/validate
+++ /dev/null
@@ -1,4 +0,0 @@
-# This is a placeholder file so that the ``validate`` action plugin can work.
-# An action plugin is prefered because that gets executed on the master. If at
-# some point the validation engine needs to run on remote nodes, then this
-# placeholder can implement the ``module`` part of the plugin.