drop tablespace failed when location contains .. on win32

When Who What
2022-01-31 17:06:02 Tom Lane (tgl) Closed in commitfest 2022-01 with status: Committed
2022-01-31 16:44:50 Tom Lane (tgl) Added tgl as committer
2022-01-30 22:40:04 Tom Lane (tgl) New status: Ready for Committer
2021-12-01 14:32:33 Daniel Gustafsson (d_gustafsson) Closed in commitfest 2021-11 with status: Moved to next CF
2021-11-10 22:44:40 Tom Lane (tgl) New status: Waiting on Author
2021-11-10 22:44:29 Tom Lane (tgl) Changed authors to Shenhao Wang (wangshenhao)
2021-11-10 22:43:40 Tom Lane (tgl) Added tgl as reviewer
2021-09-26 08:39:22 Shenhao Wang (wangshenhao) Changed targetversion to stable
2021-09-26 08:39:09 Shenhao Wang (wangshenhao) Attached mail thread OSBPR01MB4214FA221FFE046F11F2AD74F2D49@OSBPR01MB4214.jpnprd01.prod.outlook.com
2021-09-26 08:39:09 Shenhao Wang (wangshenhao) Created patch record