package/imagemagick: security bump to version 7.0.7-38

Fixes CVE-2018-11625, CVE-2018-11624 & CVE-2018-10177.

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/imagemagick/imagemagick.hash

@@ -1,3 +1,3 @@
 # Locally computed
-sha256 723a28f9cbc5c6130f496065fc01c839083e97bf3e4930f940a03c0155046170  7.0.7-27.tar.gz
+sha256 ac957ef303fb870cb92331947ebcdcef5b553e80c7897c0aec866889f35e1a23  7.0.7-38.tar.gz
 sha256 2318cc05bbd2c25c1b2d13af1aadccc45b9cf6f94757421ae59a3c8ea9064f1c  LICENSE

package/imagemagick/imagemagick.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-IMAGEMAGICK_VERSION = 7.0.7-27
+IMAGEMAGICK_VERSION = 7.0.7-38
 IMAGEMAGICK_SOURCE = $(IMAGEMAGICK_VERSION).tar.gz
 IMAGEMAGICK_SITE = https://github.com/ImageMagick/ImageMagick/archive
 IMAGEMAGICK_LICENSE = Apache-2.0