version up: MariaDB 10.1.31

Fixes MDEV-14799 .

component/mariadb/buildout.cfg

@@ -27,8 +27,8 @@ parts =
 [mariadb]
 recipe = slapos.recipe.cmmi
 url = https://downloads.mariadb.org/f/mariadb-${:version}/source/mariadb-${:version}.tar.gz/from/http%3A//fr.mirror.babylon.network/mariadb/?serve
-version = 10.1.30
-md5sum = c424fd12bdff388e3da1bdecf42626c9
+version = 10.1.31
+md5sum = 14ab0398c019eb531bc29f2c437ccb51
 patch-options = -p0
 patches =
   ${:_profile_base_location_}/mariadb_10.1.21_create_system_tables__no_test.patch#3c76aa9564a162f13aced7c0a3f783b3