tor: security bump to version 0.2.9.12

Fixes CVE-2017-0380: Stack disclosure in hidden services logs when
SafeLogging disabled

For more details, see:
https://trac.torproject.org/projects/tor/ticket/23490

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/tor/tor.hash

@@ -1,2 +1,2 @@
 # Locally computed
-sha256 c1959bebff9a546a54cbedb58c8289a42441991af417d2d16f7b336be8903221  tor-0.2.9.11.tar.gz
+sha256 6e7466625d53812f23c2ad60a873c5855f63f756fde0fc5cbeda8d32cee1086b  tor-0.2.9.12.tar.gz

package/tor/tor.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-TOR_VERSION = 0.2.9.11
+TOR_VERSION = 0.2.9.12
 TOR_SITE = https://dist.torproject.org
 TOR_LICENSE = BSD-3c
 TOR_LICENSE_FILES = LICENSE