Log Message:
xf86-video-nv: update to 2.1.23.

Alan Coopersmith (13):
      gitlab CI: stop requiring Signed-off-by in commits
      Remove "All rights reserved" from Oracle copyright notices
      gitlab CI: ensure libtool is installed in build container
      Don't call xf86DisableRandR in ABI_VIDEODRV_VERSION 24 & later
      configure: Use LT_INIT from libtool 2 instead of deprecated AC_PROG_LIBTOOL
      Add X.Org's standard C warning flags to AM_CFLAGS
      Fix 4 -Wdiscarded-qualifiers warnings
      Fix warning: ‘NVDMAKickoffCallback’ defined but not used \ 
[-Wunused-function]
      Fix warning: ‘NVPatternROP’ defined but not used [-Wunused-const-variable=]
      Fix -Wdiscarded-qualifiers warning in G80PreInit
      Fix warning: no previous prototype for ‘G80ExaInit’ [-Wmissing-prototypes]
      riva_hw.c: Ensure ABS macro expands correctly
      xf86-video-nv 2.1.23

Yusuf Khan (2):
      fix nv on powerpc
      treewide: #if -> #ifdef