CompatHelper: add new compat entry for QuadGK at version 2, (keep existing compat) (#89)

Co-authored-by: CompatHelper Julia <compathelper_noreply@julialang.org>
Co-authored-by: Hendrik Ranocha <ranocha@users.noreply.github.com>

Author: 3 people

Project.toml

@@ -25,6 +25,7 @@ LoopVectorization = "0.12.118"
 MuladdMacro = "0.2.2"
 NLsolve = "4.5.1"
 Printf = "1"
+QuadGK = "2"
 Reexport = "1.0"
 Static = "0.8, 1"
 StaticArrayInterface = "1.5.1"