[S] Change in coreboot[main]: i945: Use nullptr instead of NULL

[Elyes Haouas (Code Review)]

Attention is currently required from: Alexander Couzens, Elyes Haouas, Evgeny Zinoviev.

Hello Alexander Couzens, Evgeny Zinoviev, Martin L Roth, build bot (Jenkins),

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/83860?usp=email

to look at the new patch set (#5).

Change subject: i945: Use nullptr instead of NULL
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i945: Use nullptr instead of NULL

nullptr was introduced in C11 spec and gcc 4.7.

https://en.cppreference.com/w/cpp/language/nullptr
    https://stackoverflow.com/questions/16256586/how-to-enable-c11-on-later-vers...

coreboot switched to GCC 4.7.2 on October 25, 2021, prior to coreboot v4.1.

https://review.coreboot.org/c/coreboot/+/1609

GCC-13 implemented nullptr constant: https://www.open-std.org/jtc1/sc22/wg14/www/docs/n3042.htm
So use it insted of NULL macro.

Change-Id: I7d47e692a33d739345a81f589d4329a31beeb8c5
Signed-off-by: Elyes Haouas 
---
M src/mainboard/apple/macbook21/mptable.c
M src/mainboard/getac/p470/mptable.c
M src/mainboard/ibase/mb899/mptable.c
M src/mainboard/intel/d945gclf/mptable.c
M src/mainboard/kontron/986lcd-m/mainboard.c
M src/mainboard/kontron/986lcd-m/mptable.c
M src/mainboard/lenovo/t60/mptable.c
M src/mainboard/lenovo/x60/mptable.c
M src/mainboard/roda/rk886ex/mptable.c
M src/northbridge/intel/i945/northbridge.c
M src/northbridge/intel/i945/raminit.c
M src/southbridge/intel/i82801gx/ide.c
M src/southbridge/intel/i82801gx/pcie.c
M src/southbridge/intel/i82801gx/sata.c
14 files changed, 20 insertions(+), 20 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/60/83860/5