manuals: fix trailing spaces

Fixing errors reported by "make sphinx-lint"

(From yocto-docs rev: 45b04c281a567e06fd2904166bcc26603e73e684)

Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/documentation/ref-manual/variables.rst b/documentation/ref-manual/variables.rst
index 5e5b688878..c2a6566341 100644
--- a/documentation/ref-manual/variables.rst
+++ b/documentation/ref-manual/variables.rst
@@ -7601,7 +7601,7 @@ system and gives an overview of their function and contents.
       The name of keys used by the :ref:`ref-classes-kernel-fitimage` class
       for signing U-Boot FIT image stored in the :term:`SPL_SIGN_KEYDIR`
       directory. If we have for example a ``dev.key`` key and a ``dev.crt``
-      certificate stored in the :term:`SPL_SIGN_KEYDIR` directory, you will 
+      certificate stored in the :term:`SPL_SIGN_KEYDIR` directory, you will
       have to set :term:`SPL_SIGN_KEYNAME` to ``dev``.
 
    :term:`SPLASH`