sysstat: fix hash

Fix brainfail: mixed hash from dev and stable versions.
Fixes:
http://autobuild.buildroot.net/results/bdc/bdce55b88a4aaff82ce0a492a0a4f49ab5b9031b/

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/sysstat/sysstat.hash

@@ -1,2 +1,2 @@
 # From http://sebastien.godard.pagesperso-orange.fr/download.html
-md5	4d8e6e72d057189a1660462a678d9ada	sysstat-11.0.5.tar.xz
+md5	438d607cd14357a24969633b9798d2be	sysstat-11.0.5.tar.xz