CompatHelper: bump compat for "SpecialFunctions" to "2" (#86)

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Author: github-actions[bot]

Project.toml

@@ -42,7 +42,7 @@ IntervalSets = "0.5"
 LazyArrays = "0.22"
 LazyBandedMatrices = "0.7"
 QuasiArrays = "0.9"
-SpecialFunctions = "1.0"
+SpecialFunctions = "1.0, 2"
 julia = "1.6"
 
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