fs-perms.txt: Two cleanup tweaks for consistency.

* Remove duplicate entry for /srv already defined earlier in file.
* Use "${localstatedir}" rather than "/var" for consistency.

(From OE-Core rev: 0cb3a4b299506b4503c5728a0f0c80db8d603e91)

Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/files/fs-perms.txt

@@ -63,8 +63,5 @@ ${localstatedir}/volatile/tmp	01777	root	root	false - - -
 # Set 0700
 ${ROOT_HOME}			0700	root	root	false - - -
 
-# Set 755-lsb
-/srv				0755	root	root	false - - -
-
 # Set 2775-lsb
-/var/mail			02775	root	mail	false - - -
+${localstatedir}/mail		02775	root	mail	false - - -