Log Message:
news/libcanlock: Update to 3.2.1

Changelog
=========

3.2.1      2020-11-28
           Bugfix: off-by-one heap buffer overflow fixed in canlock-mhp
            (If header is larger than 4 KiByte. Found by Valgrind)
           Bugfix: canlock-mhp end of header detection fixed
            (Found by test suite on openSUSE. Reported by Martin Hauke)