build: add mysql to databases in trino too (more catalogs!)

dev/docker_trino/catalog/mysql.properties

@@ -0,0 +1,4 @@
+connector.name=mysql
+connection-url=jdbc:mysql://mysql8:3306
+connection-user=root
+connection-password=example

docker-compose.yml

@@ -102,6 +102,7 @@ services:
       - ./dev/docker_trino/catalog:/etc/trino/catalog
     depends_on:
       - psql
+      - mysql8
   psql:
     image: postgres:9.6
     environment: