Have a single source to back that up?
My assumption is that the GP expects that it will be gutted by the Department of Government Efficiency and/or be significantly laid off via Schedule F conversion [2]. However, rules made earlier this year by the OPM should limit that specific method of getting rid of civil servants [3].
[0] https://www.cnn.com/2024/12/03/politics/chad-chronister-trum...
[1] https://apnews.com/article/chad-chronister-trump-withdrawing...
[2] https://www.axios.com/2022/07/22/trump-presidency-schedule-f...
[3] https://www.govexec.com/workforce/2024/04/opm-issues-final-r...