CompatHelper: bump compat for "SpecialFunctions" to "2" (#114)

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Author: github-actions[bot]

Project.toml

@@ -39,7 +39,7 @@ InfiniteLinearAlgebra = "0.6"
 LazyArrays = "0.22.4"
 LazyBandedMatrices = "0.7"
 QuasiArrays = "0.9"
-SpecialFunctions = "1"
+SpecialFunctions = "1, 2"
 StaticArrays = "1"
 julia = "1.6"