base-files: Add shell test quoting

tty can return "not a tt" which results in warnings when /etc/profile
is executed.

(From OE-Core rev: eed586dd238efe859442b21b425f04e262bcdb2b)

Signed-off-by: Jussi Kukkonen <jussi.kukkonen@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-core/base-files/base-files/profile

@@ -31,7 +31,7 @@ fi
 if [ -x /usr/bin/resize ];then
   # Make sure we are on a serial console (i.e. the device used starts with /dev/tty),
   # otherwise we confuse e.g. the eclipse launcher which tries do use ssh
-  test `tty | cut -c1-8` = "/dev/tty" && resize >/dev/null
+  test "`tty | cut -c1-8`" = "/dev/tty" && resize >/dev/null
 fi
 
 export PATH PS1 OPIEDIR QPEDIR QTDIR EDITOR TERM