Merge pull request #387 from JuliaSymbolics/compathelper/new_version/2021-10-24-18-48-57-857-02801455533

CompatHelper: bump compat for MultivariatePolynomials to 0.4, (keep existing compat)

Author: shashi

Project.toml

@@ -37,7 +37,7 @@ DynamicPolynomials = "0.3, 0.4"
 IfElse = "0.1"
 LabelledArrays = "1.5"
 Metatheory = "1.2"
-MultivariatePolynomials = "0.3"
+MultivariatePolynomials = "0.3, 0.4"
 NaNMath = "0.3"
 Setfield = "0.7, 0.8"
 SpecialFunctions = "0.10, 1.0, 2"