mysql: update to 5.6.38. (#8520)

srcpkgs/mysql/patches/gcc7-compare-string.patch

@@ -1,11 +0,0 @@
---- sql/sql_acl.cc	2016-03-03 16:35:33.000000000 +0100
-+++ sql/sql_acl.cc	2017-05-09 11:28:16.879062433 +0200
-@@ -3029,7 +3029,7 @@
-       * An empty password is considered to be of mysql_native type.
-     */
-     
--    if (combo->plugin.str == NULL || combo->plugin.str == '\0')
-+    if (combo->plugin.str == NULL)
-     {
-       if (combo->uses_identified_by_password_clause)
-       {

srcpkgs/mysql/template

@@ -1,7 +1,7 @@
 # Template file for 'mysql'
 pkgname=mysql
-version=5.6.30
-revision=4
+version=5.6.38
+revision=1
 build_style=cmake
 configure_args="-DSYSCONFDIR=/etc/mysql -DMYSQL_DATADIR=/var/lib/mysql
  -DMYSQL_UNIX_ADDR=/run/mysqld/mysqld.sock -DDEFAULT_CHARSET=utf8
@@ -29,7 +29,7 @@ maintainer="Juan RP <xtraeme@voidlinux.eu>"
 homepage="https://www.mysql.com/products/community/"
 license="GPL-2"
 distfiles="http://dev.mysql.com/get/Downloads/MySQL-${version%.*}/mysql-${version}.tar.gz"
-checksum=48464df00aad9b9dfc26c903529ddad944a7562aa28e66e98e4f3f0c35179deb
+checksum=18f249752f6c64af6e39c5b99c89ee1c86d6eb7fac853707603453cf584c54f3
 
 disable_parallel_build=yes