Revert "toolchain/toolchain-external: update Arm AArch64 toolchain 11.2-2022.02"

As reported to Linaro bug tracker [1] the Arm GNU Toolchain generated
since 2022.02 doesn't work on all x86_64 host.

It still not fixed with 11.3.Rel1 release (2022.08).

Fixes #15006

[1] https://bugs.linaro.org/show_bug.cgi?id=5825#c19

This reverts commit 34cf3a15c9da81afb6cab6c56babd5a2096e44ca.

Signed-off-by: Romain Naour <romain.naour@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

toolchain/toolchain-external/toolchain-external-arm-aarch64/Config.in

@@ -1,12 +1,12 @@
 config BR2_TOOLCHAIN_EXTERNAL_ARM_AARCH64
-	bool "Arm AArch64 2022.02"
+	bool "Arm AArch64 2021.07"
 	depends on BR2_aarch64
 	depends on BR2_HOSTARCH = "x86_64"
 	select BR2_TOOLCHAIN_EXTERNAL_GLIBC
 	select BR2_TOOLCHAIN_HAS_SSP
 	select BR2_INSTALL_LIBSTDCPP
 	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_20
-	select BR2_TOOLCHAIN_GCC_AT_LEAST_11
+	select BR2_TOOLCHAIN_GCC_AT_LEAST_10
 	select BR2_TOOLCHAIN_HAS_FORTRAN
 	select BR2_TOOLCHAIN_HAS_OPENMP
 	help

toolchain/toolchain-external/toolchain-external-arm-aarch64/toolchain-external-arm-aarch64.hash

@@ -1,2 +1,4 @@
-# From https://developer.arm.com/-/media/Files/downloads/gnu/11.2-2022.02/binrel/gcc-arm-11.2-2022.02-x86_64-aarch64-none-linux-gnu.tar.xz.sha256asc
-sha256  52dbac3eb71dbe0916f60a8c5ab9b7dc9b66b3ce513047baa09fae56234e53f3  gcc-arm-11.2-2022.02-x86_64-aarch64-none-linux-gnu.tar.xz
+# From https://developer.arm.com/-/media/Files/downloads/gnu-a/10.3-2021.07/binrel/gcc-arm-10.3-2021.07-x86_64-aarch64-none-linux-gnu.tar.xz.asc
+md5  07bbe2b5277b75ba36a924e9136366a4  gcc-arm-10.3-2021.07-x86_64-aarch64-none-linux-gnu.tar.xz
+# locally calculated
+sha256  1e33d53dea59c8de823bbdfe0798280bdcd138636c7060da9d77a97ded095a84  gcc-arm-10.3-2021.07-x86_64-aarch64-none-linux-gnu.tar.xz

toolchain/toolchain-external/toolchain-external-arm-aarch64/toolchain-external-arm-aarch64.mk

@@ -4,9 +4,9 @@
 #
 ################################################################################
 
-TOOLCHAIN_EXTERNAL_ARM_AARCH64_VERSION = 2022.02
-TOOLCHAIN_EXTERNAL_ARM_AARCH64_SITE = https://developer.arm.com/-/media/Files/downloads/gnu/11.2-$(TOOLCHAIN_EXTERNAL_ARM_AARCH64_VERSION)/binrel
+TOOLCHAIN_EXTERNAL_ARM_AARCH64_VERSION = 2021.07
+TOOLCHAIN_EXTERNAL_ARM_AARCH64_SITE = https://developer.arm.com/-/media/Files/downloads/gnu-a/10.3-$(TOOLCHAIN_EXTERNAL_ARM_AARCH64_VERSION)/binrel
 
-TOOLCHAIN_EXTERNAL_ARM_AARCH64_SOURCE = gcc-arm-11.2-$(TOOLCHAIN_EXTERNAL_ARM_AARCH64_VERSION)-x86_64-aarch64-none-linux-gnu.tar.xz
+TOOLCHAIN_EXTERNAL_ARM_AARCH64_SOURCE = gcc-arm-10.3-$(TOOLCHAIN_EXTERNAL_ARM_AARCH64_VERSION)-x86_64-aarch64-none-linux-gnu.tar.xz
 
 $(eval $(toolchain-external-package))