Log Message:
xwd: update to 1.0.9.

Alan Coopersmith (12):
      Fix spelling/wording issues
      gitlab CI: add a basic build test
      Build xz tarballs instead of bzip2
      gitlab CI: stop requiring Signed-off-by in commits
      Remove unused macros
      Handle -Wcomma warnings from clang
      Remove unnecessary casts from malloc() and free() calls
      Variable scope reduction as recommended by cppcheck
      Delete commented-out local copy of list function prototypes
      list.c: Stop building functions that are never called
      Make -help & -version work without requiring an open display
      xwd 1.0.9