Merge branch 'rs/fast-export-pathspec-fix' into maint

"git fast-export -- <pathspec>" lost the pathspec when showing the second and subsequent commits, which has been corrected. source: <2c988c7b-0efe-4222-4a43-8124fe1a9da6@web.de> * rs/fast-export-pathspec-fix: 2.36 fast-export regression fix