Update contributors

CREDITS

@@ -5,15 +5,14 @@ The current main sponsors of the MariaDB Foundation are:
 
 Alibaba Cloud                   https://www.alibabacloud.com/ (2017)
 Booking.com			https://www.booking.com (2013)
+MariaDB Corporation		https://www.mariadb.com  (2013)
 Microsoft			https://microsoft.com/ (2017)
 Tencent Cloud			https://cloud.tencent.com (2017)
 Development Bank of Singapore   https://dbs.com (2016)
 IBM				https://www.ibm.com (2017)
-MariaDB Corporation		https://www.mariadb.com  (2013)
 Visma                           https://visma.com (2015)
 Acronis                         http://acronis.com (2016)
 Nexedi				https://www.nexedi.com (2016)
-Automattic              	https://automattic.com (2014)
 Tencent Game DBA		http://tencentdba.com/about (2016)
 Tencent TDSQL			http://tdsql.org (2016)
 Verkkokauppa.com		https://www.verkkokauppa.com (2015)

mysql-test/r/contributors.result

@@ -4,13 +4,12 @@ Booking.com	https://www.booking.com	Founding member, Platinum Sponsor of the Mar
 Alibaba Cloud	https://www.alibabacloud.com/	Platinum Sponsor of the MariaDB Foundation
 Tencent Cloud	https://cloud.tencent.com	Platinum Sponsor of the MariaDB Foundation
 Microsoft	https://microsoft.com/	Platinum Sponsor of the MariaDB Foundation
-MariaDB Corporation	https://mariadb.com	Founding member, Gold Sponsor of the MariaDB Foundation
+MariaDB Corporation	https://mariadb.com	Founding member, Platinum Sponsor of the MariaDB Foundation
 Visma	https://visma.com	Gold Sponsor of the MariaDB Foundation
 DBS	https://dbs.com	Gold Sponsor of the MariaDB Foundation
 IBM	https://www.ibm.com	Gold Sponsor of the MariaDB Foundation
 Nexedi	https://www.nexedi.com	Silver Sponsor of the MariaDB Foundation
 Acronis	http://www.acronis.com	Silver Sponsor of the MariaDB Foundation
-Auttomattic	https://automattic.com	Bronze Sponsor of the MariaDB Foundation
 Verkkokauppa.com	https://www.verkkokauppa.com	Bronze Sponsor of the MariaDB Foundation
 Virtuozzo	https://virtuozzo.com	Bronze Sponsor of the MariaDB Foundation
 Tencent Game DBA	http://tencentdba.com/about	Bronze Sponsor of the MariaDB Foundation

sql/contributors.h

@@ -41,13 +41,12 @@ struct show_table_contributors_st show_table_contributors[]= {
   {"Alibaba Cloud", "https://www.alibabacloud.com/", "Platinum Sponsor of the MariaDB Foundation"},
   {"Tencent Cloud", "https://cloud.tencent.com", "Platinum Sponsor of the MariaDB Foundation"},
   {"Microsoft", "https://microsoft.com/", "Platinum Sponsor of the MariaDB Foundation"},
-  {"MariaDB Corporation", "https://mariadb.com", "Founding member, Gold Sponsor of the MariaDB Foundation"},
+  {"MariaDB Corporation", "https://mariadb.com", "Founding member, Platinum Sponsor of the MariaDB Foundation"},
   {"Visma", "https://visma.com", "Gold Sponsor of the MariaDB Foundation"},
   {"DBS", "https://dbs.com", "Gold Sponsor of the MariaDB Foundation"},
   {"IBM", "https://www.ibm.com", "Gold Sponsor of the MariaDB Foundation"},
   {"Nexedi", "https://www.nexedi.com", "Silver Sponsor of the MariaDB Foundation"},
   {"Acronis", "http://www.acronis.com", "Silver Sponsor of the MariaDB Foundation"},
-  {"Auttomattic", "https://automattic.com", "Bronze Sponsor of the MariaDB Foundation"},
   {"Verkkokauppa.com", "https://www.verkkokauppa.com", "Bronze Sponsor of the MariaDB Foundation"},
   {"Virtuozzo", "https://virtuozzo.com", "Bronze Sponsor of the MariaDB Foundation"},
   {"Tencent Game DBA", "http://tencentdba.com/about", "Bronze Sponsor of the MariaDB Foundation"},