package/z3: bump to version 4.13.0

For change log since 4.12.5, see:
https://github.com/Z3Prover/z3/blob/z3-4.13.0/RELEASE_NOTES.md#version-4130

Signed-off-by: Julien Olivain <ju.o@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/z3/z3.hash

@@ -1,3 +1,3 @@
 # Locally calculated
-sha256  70e211e0a8e77febccc51865e45111066f623356a4ef0b527c3597362bc6db72  z3-4.12.5.tar.gz
+sha256  01bcc61c8362e37bb89fd2430f7e3385e86df7915019bd2ce45de9d9bd934502  z3-4.13.0.tar.gz
 sha256  e617cad2ab9347e3129c2b171e87909332174e17961c5c3412d0799469111337  LICENSE.txt

package/z3/z3.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-Z3_VERSION = 4.12.5
+Z3_VERSION = 4.13.0
 Z3_SITE = $(call github,Z3Prover,z3,z3-$(Z3_VERSION))
 Z3_LICENSE = MIT
 Z3_LICENSE_FILES = LICENSE.txt