sysutils/dsbmd: Update to 1.11.1

• Fixed a use-after-free bug
• Now assumes a block size of 512 bytes when calculating the disk sizes, if a device reports a blocksize of 0

Changelog: https://freeshell.de/~mk/projects/dsbmd-relnotes.html

PR: 251219
Submitted by: Marcel Kaiser <mk@nic-nac-project.org> (maintainer)
Approved by: arrowd, tcberner (mentors, implicit)