Move dev-env to subdirectory (#10009)

dev-env/dev-infra/with-test-redis-and-db.sh

@@ -0,0 +1,10 @@
+#!/usr/bin/env sh
+
+# Example usage:
+# ./with-test-redis-and-db.sh psql postgresql://pg:password@localhost:5433/postgres -c 'select 1;'
+# ./with-test-redis-and-db.sh redis-cli -h localhost -p 6380 ping
+
+dir=$(dirname $0)
+. ${dir}/_common.sh
+
+SERVICES="db_test redis_test" main "$@"