[Fix] Refactor env() so that when PATH doesn't exsist a NullPointerException isn't thrown#633

jonhopper-dataengineers wants to merge 3 commits intodatabricks:maindatabricks/databricks-sdk-java:mainfrom

monitorial-io:user_agent_null_pointer_exceptionmonitorial-io/databricks-sdk-java:user_agent_null_pointer_exceptionCopy head branch name to clipboard