* gitlab CI: stop requiring Signed-off-by in commits
* Fix -Wbad-function-cast warnings from casting Atom to void *
* Handle -Wdiscarded-qualifiers warnings for XawTextBlock ptr
* gitlab CI: Update build container contents
* NewClip: error out if failed to allocate memory for new ClipRec
OBS-URL: https://build.opensuse.org/package/show/X11:XOrg/xclipboard?expand=0&rev=9
