chore(BSS): test drive log4cxx

spack.yaml

@@ -12,10 +12,10 @@ spack:
     - biobb-model@4.0.0
     - biobb-structure-checking@3.12.1
     - biobb-structure-utils@4.0.0
-    - hxtorch@8.0-a3
+    - hxtorch@8.0-a4
     - nest@3.7_rc1 +sonata
     - neuron@8.2.3 +mpi
-    - jaxsnn@8.0-a3
+    - jaxsnn@8.0-a4
     - py-bluepyefe@2.2.18
     - py-bluepymm@0.7.65
     - py-bluepyopt@1.13.86
@@ -54,7 +54,7 @@ spack:
     - py-tvb-multiscale@2.1.0.ebrains
     - py-tvb-storage@2.8.1
     - py-viziphant@0.4.0
-    - pynn-brainscales@8.0-a3
+    - pynn-brainscales@8.0-a4
     - r-rgsl@0.1.1
     - r-sbtabvfgen@0.1
     - r-uqsa@2.2