chore: spack-v0.22.1

Includes some git CVE fixes, https://github.blog/2024-05-14-securing-git-addressing-5-new-vulnerabilities/, as well as non-package-related fixes to spack itself, full list at https://github.com/spack/spack/releases/tag/v0.22.1 (several affect us, some requested by us).

spack-environment/packages.yaml

@@ -144,6 +144,9 @@ packages:
     - '@11.2.1.east'
     - cxxstd=20 -vecgeom +threads -vtk
     - any_of: [+opengl +qt +x11, -opengl -qt -x11]
+  gettext: 
+    require:
+    - +libxml
   gl:
     require:
     - glx