Merge branch 'Bump_3620' into 'main'

Bump ACTS to v36.2.1

See merge request atlas/athena!73958

Projects/Athena/build_externals.sh

@@ -12,7 +12,7 @@ ATLAS_BUILDTYPE="RelWithDebInfo"
 ATLAS_EXTRA_CMAKE_ARGS=(-DLCG_VERSION_NUMBER=106
                         -DLCG_VERSION_POSTFIX="_ATLAS_9"
                         -DATLAS_GAUDI_SOURCE="URL;https://gitlab.cern.ch/atlas/Gaudi/-/archive/v38r3.000/Gaudi-v38r3.000.tar.gz;URL_MD5;a298a4ed0cc4029fb5c725adfb9d24ac"
-                        -DATLAS_ACTS_SOURCE="URL;https://github.com/acts-project/acts/archive/refs/tags/v36.1.0.tar.gz;URL_HASH;SHA256=847d5f3bbf67cb55b0751ce2285c65130da6353ed625016fc0965eae8f4a7d42"
+                        -DATLAS_ACTS_SOURCE="URL;https://github.com/acts-project/acts/archive/refs/tags/v36.2.1.tar.gz;URL_HASH;SHA256=2041ccf05cf594d50cd5cf844d5aacec9a8e0350f369750e909d0da184c37d4b"
                         -DATLAS_GEOMODEL_SOURCE="URL;https://gitlab.cern.ch/GeoModelDev/GeoModel/-/archive/6.3.0/GeoModel-6.3.0.tar.bz2;URL_MD5;4e42239acfd362ac33b31a6d563c128e"
                         -DATLAS_VECMEM_SOURCE="URL;http://cern.ch/atlas-software-dist-eos/externals/vecmem/v1.5.0.tar.gz;https://github.com/acts-project/vecmem/archive/refs/tags/v1.5.0.tar.gz;URL_MD5;3cc5a3bb14b93f611513535173a6be28"
                         -DATLAS_GEANT4_USE_LTO=TRUE