t9301-fast-export.sh: Remove debug line

Signed-off-by: Michele Ballabio <barra_cuda@katamail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

t/t9301-fast-export.sh

@@ -83,7 +83,6 @@ test_expect_success 'import/export-marks' '
 	git checkout -b marks master &&
 	git fast-export --export-marks=tmp-marks HEAD &&
 	test -s tmp-marks &&
-	cp tmp-marks ~ &&
 	test $(wc -l < tmp-marks) -eq 3 &&
 	test $(
 		git fast-export --import-marks=tmp-marks\