Add FF_SUBFLOW_NAME, FF_SUBFLOW_ID and FF_SUBFLOW_PATH to autocompletion signature for `env.get`. _Originally posted by @Steve-Mcl in https://github.com/node-red/node-red/issues/4250#issuecomment-1636085689_
Add FF_SUBFLOW_NAME, FF_SUBFLOW_ID and FF_SUBFLOW_PATH to autocompletion signature for
env.get.Originally posted by @Steve-Mcl in node-red/node-red#4250 (comment)