diff --git a/23b/spack-environments b/23b/spack-environments
deleted file mode 160000
index 91ba21f40ff9e635da15a4c154360f5e969d6fe4..0000000000000000000000000000000000000000
--- a/23b/spack-environments
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 91ba21f40ff9e635da15a4c154360f5e969d6fe4