Merge branch 'update-nest-3.4-release' into 'master'

Promote NEST 3.4-rc2 to NEST 3.4 release

See merge request technical-coordination/project-internal/devops/platform/ebrains-spack-builds!275

packages/nest/package.py

@@ -21,13 +21,12 @@ class Nest(CMakePackage):
         #
         #'https://github.com/nest/nest-simulator/releases/download/v2.12.0/nest-2.12.0.tar.gz',
         'https://github.com/nest/nest-simulator/archive/refs/tags/v2.12.0.tar.gz',
-
         'https://github.com/nest/nest-simulator/archive/refs/tags/v3.0.tar.gz'
     ]
     git      = "https://github.com/nest/nest-simulator.git"
 
     version('master', branch='master')
-    version('3.4_rc2',sha256='037012200489ad4f800ed5dc6279917e89c831d101a4b852b5c42278923566a3')
+    version('3.4',    sha256='c56699111f899045ba48e55e87d14eca8763b48ebbb3648beee701a36aa3af20')
     version('3.3',    sha256='179462b966cc61f5785d2fee770bc36f86745598ace9cd97dd620622b62043ed')
     version('3.2',    sha256='583d5725882ad5e8fd4fc7ffab425da97cbbb91fadbc327e940c184e8892b958')
     patch('nest-simulator-3.2-p1-VersionNumber.patch', when='@3.2')

spack.yaml

@@ -20,7 +20,7 @@ spack:
     - py-lazyarray
     #- py-version-query
     # EBRAINS simulators
-    - nest@3.4_rc2
+    - nest@3.4
     - arbor +python +mpi
     - neuron +mpi
     - py-pynn@0.10.1 +mpi