[ALICE3] Magnet: update dimensions to specs

[njacazio]

No description provided.

[alibuild]

Error while checking build/O2/fullCI_slc9 for 2bfcd91 at 2026-07-17 09:33:

## sw/BUILD/o2codechecker-latest/log
100% tests passed, 0 tests failed out of 1


## sw/BUILD/ThePEG-latest/log
collect2: error: ld returned 1 exit status


## sw/BUILD/o2checkcode-latest/log
--
========== List of errors found ==========
++ GRERR=0
++ grep -v clang-diagnostic-error error-log.txt
++ grep ' error:'
++ GRERR=1
++ [[ 1 == 0 ]]
++ mkdir -p /sw/INSTALLROOT/b2e5c631e3f05a6ca06007b0266ac86a4d71a6fc/slc9_x86-64/o2checkcode/1.0-local267/etc/modulefiles
++ alibuild-generate-module
+ HAS_BIN=
+ HAS_LIB=
+ HAS_CMAKE=
+ HAS_ROOT=
+ '[' 0 '!=' 0 ']'
+ cat
+ printf 'if ![ is-loaded '\''BASE/1.0'\'' ] {\n module load BASE/1.0\n}'
+ echo 'BUILD_REQUIRES=CMake alibuild-recipe-tools defaults-release'
BUILD_REQUIRES=CMake alibuild-recipe-tools defaults-release
+ FULL_BUILD_REQUIRES='ninja-fortran json-c Python-modules-list date O2-customization defaults-release FairCMakeModules safe_int Alice-GRID-Utils pytorch_cpuinfo googlebenchmark alibuild-recipe-tools CMake ninja UUID bz2 double-conversion MPFR'
+ echo 'FULL_BUILD_REQUIRES=ninja-fortran json-c Python-modules-list date O2-customization defaults-release FairCMakeModules safe_int Alice-GRID-Utils pytorch_cpuinfo googlebenchmark alibuild-recipe-tools CMake ninja UUID bz2 double-conversion MPFR'
FULL_BUILD_REQUIRES=ninja-fortran json-c Python-modules-list date O2-customization defaults-release FairCMakeModules safe_int Alice-GRID-Utils pytorch_cpuinfo googlebenchmark alibuild-recipe-tools CMake ninja UUID bz2 double-conversion MPFR
++ env
++ cut -f1 -d=
++ grep -v '^DEFAULT_'
++ grep -v PKGREVISION
++ grep -v ALIBUILD_RECIPE_TOOLS
++ grep REVISION
++ sed -e s/_REVISION//
+ for x in $(env | cut -f1 -d= | grep -v "^DEFAULT_" | grep -v PKGREVISION | grep -v ALIBUILD_RECIPE_TOOLS | grep REVISION | sed -e 's/_REVISION//')
++ eval 'echo $LIBFFI_REVISION'
+++ echo 10
+ REVISION_VALUE=10
++ eval 'echo $LIBFFI_VERSION'
+++ echo v3.2.1-alice1
+ VERSION_VALUE=v3.2.1-alice1
++ eval 'echo $LIBFFI_ROOT'
+++ echo /sw/slc9_x86-64/libffi/v3.2.1-alice1-10
+ ROOT_PATH_VALUE=/sw/slc9_x86-64/libffi/v3.2.1-alice1-10
+ '[' -z 10 ']'
+ echo 'ninja-fortran json-c Python-modules-list date O2-customization defaults-release FairCMakeModules safe_int Alice-GRID-Utils pytorch_cpuinfo googlebenchmark alibuild-recipe-tools CMake ninja UUID bz2 double-conversion MPFR'
[0 more errors; see full log]

Full log here.