Merge pull request #1407 from SciML/compathelper/new_version/2021-12-15-00-11-52-153-02800625058

CompatHelper: bump compat for SymbolicUtils to 0.19, (keep existing compat)

Author: YingboMa

Project.toml

@@ -72,7 +72,7 @@ SciMLBase = "1.3"
 Setfield = "0.7, 0.8"
 SpecialFunctions = "0.7, 0.8, 0.9, 0.10, 1.0, 2"
 StaticArrays = "0.10, 0.11, 0.12, 1.0"
-SymbolicUtils = "0.18"
+SymbolicUtils = "0.18, 0.19"
 Symbolics = "4.0.0"
 UnPack = "0.1, 1.0"
 Unitful = "1.1"