update Symbolics compat (seems that no changes are required?)

Author: longemen3000

Project.toml

@@ -81,7 +81,7 @@ SparseArrays = "1"
 SpecialFunctions = "2"
 StableTasks = "0.1"
 StaticArrays = "^1.5.9"
-Symbolics = "^6.2"
+Symbolics = "^6.2,7"
 Tables = "^1.8"
 UUIDs = "1"
 Unitful = "^1.12"