crossgcc: Upgrade CMake from version 3.26.3 to 3.26.4

Change-Id: Id6dca6be8f7a82eadcbc18b4736219faf51b843c
Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/75634
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Singer <service+coreboot-gerrit@felixsinger.de>
diff --git a/Documentation/releases/coreboot-4.21-relnotes.md b/Documentation/releases/coreboot-4.21-relnotes.md
index ae83539..a57b456 100644
--- a/Documentation/releases/coreboot-4.21-relnotes.md
+++ b/Documentation/releases/coreboot-4.21-relnotes.md
@@ -25,6 +25,7 @@
 * Upgrade IASL from 20221020 to 20230331
 * Upgrade LLVM from 15.0.7 to 16.0.4
 * Upgrade nasm from 2.15.05 to 2.16.01
+* Upgrade CMake from 3.26.3 to 3.26.4
 
 Additional coreboot changes
 ---------------------------
diff --git a/util/crossgcc/buildgcc b/util/crossgcc/buildgcc
index f0fb803..6447cdc 100755
--- a/util/crossgcc/buildgcc
+++ b/util/crossgcc/buildgcc
@@ -42,7 +42,7 @@
 IASL_VERSION=20230331
 # CLANG version number
 CLANG_VERSION=16.0.4
-CMAKE_VERSION=3.26.3
+CMAKE_VERSION=3.26.4
 NASM_VERSION=2.16.01
 
 # Filename for each package
diff --git a/util/crossgcc/sum/cmake-3.26.3.tar.gz.cksum b/util/crossgcc/sum/cmake-3.26.3.tar.gz.cksum
deleted file mode 100644
index cac6425..0000000
--- a/util/crossgcc/sum/cmake-3.26.3.tar.gz.cksum
+++ /dev/null
@@ -1 +0,0 @@
-03881b9004a56b5b324503f48ded62afb55a5f52  tarballs/cmake-3.26.3.tar.gz
diff --git a/util/crossgcc/sum/cmake-3.26.4.tar.gz.cksum b/util/crossgcc/sum/cmake-3.26.4.tar.gz.cksum
new file mode 100644
index 0000000..9b32586
--- /dev/null
+++ b/util/crossgcc/sum/cmake-3.26.4.tar.gz.cksum
@@ -0,0 +1 @@
+8aedeb1dcd57f0b3c8953ac3589a898373899faa  tarballs/cmake-3.26.4.tar.gz