build: bump SII compat

Author: AayushSabharwal

Project.toml

@@ -88,7 +88,7 @@ StableRNGs = "1.0"
 StaticArrays = "1.7"
 StaticArraysCore = "1.4"
 Statistics = "1.10"
-SymbolicIndexingInterface = "0.3.30"
+SymbolicIndexingInterface = "0.3.31"
 Tables = "1.11"
 Zygote = "0.6.67"
 julia = "1.10"