XDOCKER-243: Upgrade stable version to 14.6

13/mariadb-tomcat/Dockerfile

14.4/mariadb-tomcat/Dockerfile

14.4/mysql-tomcat/Dockerfile

14.4/postgres-tomcat/Dockerfile

14/mariadb-tomcat/.env

14/mariadb-tomcat/Dockerfile

14/mysql-tomcat/.env

14/mysql-tomcat/Dockerfile

14/postgres-tomcat/.env

14/postgres-tomcat/Dockerfile

build.gradle