gnu: webkitgtk-2.4: Update to 2.4.10 [fixes many security flaws].
Fixes CVE-2014-1748, CVE-2015-1071, CVE-2015-1076, CVE-2015-1081,
CVE-2015-1083, CVE-2015-1120, CVE-2015-1122, CVE-2015-1127, CVE-2015-1153,
CVE-2015-1155, CVE-2015-3658, CVE-2015-3659, CVE-2015-3727, CVE-2015-3731,
CVE-2015-3741, CVE-2015-3743, CVE-2015-3745, CVE-2015-3747, CVE-2015-3748,
CVE-2015-3749, CVE-2015-3752, CVE-2015-5788, CVE-2015-5794, CVE-2015-5801,
CVE-2015-5809, CVE-2015-5822, and CVE-2015-5928.
* gnu/packages/patches/webkitgtk-2.4-sql-init-string.patch: Delete file.
* gnu-system.am (dist_patch_DATA): Remove it.
* gnu/packages/webkit.scm (webkitgtk-2.4): Update to 2.4.10.
[source]: Remove patch.