Backport #19124
* Clean paths when looking in Storage
Ensure paths are clean for minio aswell as local storage.
Use url.Path not RequestURI/EscapedPath in storageHandler.
Signed-off-by: Andrew Thornton <art27@cantab.net>
* Apply suggestions from code review
Co-authored-by: Lauris BH <lauris@nix.lv>