Update to xf86-video-vesa-2.3.0. Changes:

Fix a comment
Use VBE palette load, not VGA banging.
Remove unused variable.
Don't artificially limit the screen size to 2k
Code motion
Warning fix when !HAVE_ISA
Use own thunk function instead of shadowUpdatePackedWeak
Remove support for non-shadowfb banked framebuffer
Make the VBESetVBEMode fallback message slightly clearer
vesa 2.3.0
.gitignore: use common defaults with custom section # 24239
Several driver modules do not have a ChangeLog target in Makefile.am #23814
INSTALL, NEWS, README or AUTHORS files are missing/incorrect #24206
Makefile.am: add ChangeLog and INSTALL on MAINTAINERCLEANFILES
configure.ac: remove -I$(prefix)/include from INCLUDES #24676
configure.ac: sdkdir usage duplicates the sdk include dir
Add missing shadowRemove() in VESACloseScreen().

(tnn)