Merge pull request #24803 from DaanDeMeyer/repart-copy-deny-list

repart: Don't descend into directories assigned to other partitions

diff --cc src/dissect/dissect.c
Simple merge

diff --cc src/shared/dissect-image.c
Simple merge

diff --cc src/shared/dissect-image.h
Simple merge

diff --cc test/units/testsuite-58.sh
Simple merge