CompatHelper: bump compat for Symbolics to 7, (keep existing compat)

Author: CompatHelper Julia

Project.toml

@@ -1,7 +1,7 @@
 name = "ReactionNetworkImporters"
 uuid = "b4db0fb7-de2a-5028-82bf-5021f5cfa881"
-authors = ["Samuel Isaacson <isaacsas@users.noreply.github.com>"]
 version = "0.16.1"
+authors = ["Samuel Isaacson <isaacsas@users.noreply.github.com>"]
 
 [deps]
 Catalyst = "479239e8-5488-4da2-87a7-35f2df7eef83"
@@ -21,7 +21,7 @@ ModelingToolkit = "9.72"
 OrdinaryDiffEqTsit5 = "1.1"
 SafeTestsets = "0.1"
 SparseArrays = "1.10"
-Symbolics = "6.31.1"
+Symbolics = "6.31.1, 7"
 Test = "1"
 julia = "1.10"