libxfont: Update to version 1.4.3

Signed-off-by: Saul Wold <Saul.Wold@intel.com>

diff --git a/meta/recipes-graphics/xorg-lib/libxfont_1.4.2.bb b/meta/recipes-graphics/xorg-lib/libxfont_1.4.3.bb
similarity index 100%
rename from meta/recipes-graphics/xorg-lib/libxfont_1.4.2.bb
rename to meta/recipes-graphics/xorg-lib/libxfont_1.4.3.bb