Stopped testing on MariaDB 10.2 and added MariaDB 10.6.

Author: felixxm

.travis.yml

@@ -18,7 +18,7 @@ env:
 - COMPOSE_APP=postgres-gis PYTHON_VERSION=3.8 POSTGRES_VERSION=10 POSTGIS_VERSION=2.4
 - COMPOSE_APP=mysql PYTHON_VERSION=3.8 MYSQL_VERSION=5.7
 - COMPOSE_APP=mysql-gis PYTHON_VERSION=3.8 MYSQL_VERSION=5.7
-- COMPOSE_APP=mariadb PYTHON_VERSION=3.8 MARIADB_VERSION=10.2
+- COMPOSE_APP=mariadb PYTHON_VERSION=3.8 MARIADB_VERSION=10.3
 
 # Sqlite
 - COMPOSE_APP=sqlite PYTHON_VERSION=3.8
@@ -43,10 +43,10 @@ env:
 - COMPOSE_APP=mysql-gis PYTHON_VERSION=3.8 MYSQL_VERSION=8.0
 
 # MariaDB:
-- COMPOSE_APP=mariadb PYTHON_VERSION=3.8 MARIADB_VERSION=10.2
 - COMPOSE_APP=mariadb PYTHON_VERSION=3.8 MARIADB_VERSION=10.3
 - COMPOSE_APP=mariadb PYTHON_VERSION=3.8 MARIADB_VERSION=10.4
 - COMPOSE_APP=mariadb PYTHON_VERSION=3.8 MARIADB_VERSION=10.5
+- COMPOSE_APP=mariadb PYTHON_VERSION=3.8 MARIADB_VERSION=10.6
 
 # Browsers:
 - COMPOSE_APP=chrome PYTHON_VERSION=3.8