adds exclude-list to .gitignore

.gitignore

 env_files/manage.env
 env_files/migrate-db.env
 env_files/remote.env
+exclude-list
 tmp/
 traefik-volumes/
 webroot-remote/

migrate-db-paths.sh

 set +a
 
 docker exec --user www-data "${PREFIX}-app" /bin/sh -c '
-  wp plugin install wp-migrate-db ; wp plugin activate wp-migrate-db ; wp migratedb find-replace \
+  wp plugin install wp-migrate-db && \
+  wp plugin activate wp-migrate-db && \
+  wp migratedb find-replace \
     --find='"//${REMOTE_WP_URL}"','"${REMOTE_WP_PATH}"' \
     --replace='"//${APP_URL}"',/var/www/html \
     --skip-replace-guids \