[XS] Change in coreboot[main]: Update arm-trusted-firmware submodule to upstream master

[Felix Singer (Code Review)]

Felix Singer has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/78886?usp=email )

Change subject: Update arm-trusted-firmware submodule to upstream master
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Update arm-trusted-firmware submodule to upstream master

Updating from commit id 37366af8d:
2023-07-28 17:04:54 +0200 - (Merge "fix(cpus): fix minor issue seen with a9 cpu" into integration)

to commit id 88b2d8134:
2023-09-06 11:26:32 +0200 - (Merge "fix(scmi): add parameter for plat_scmi_clock_rates_array" into integration)

This brings in 225 new commits.

Change-Id: I97147fbec5c0a91daab67524027f57962f61d0a1
Signed-off-by: Felix Singer 
---
M 3rdparty/arm-trusted-firmware
1 file changed, 1 insertion(+), 1 deletion(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/86/78886/1

diff --git a/3rdparty/arm-trusted-firmware b/3rdparty/arm-trusted-firmware
index 37366af..88b2d81 160000
--- a/3rdparty/arm-trusted-firmware
+++ b/3rdparty/arm-trusted-firmware
@@ -1 +1 @@
-Subproject commit 37366af8d4b33213abf7acb3b0523d9a3510fb52
+Subproject commit 88b2d81345dfd84902aae586a743d00ac5df2f48