CompatHelper: bump compat for PrettyTables to 2, (keep existing compat) (#45)

Co-authored-by: CompatHelper Julia <compathelper_noreply@julialang.org>
Co-authored-by: Olli Herrala <43684983+solliolli@users.noreply.github.com>

Author: 3 people

Project.toml

@@ -13,7 +13,7 @@ StatsBase = "2913bbd2-ae8a-5f71-8c99-4fb6c76f3a91"
 [compat]
 DataFrames = "1.3"
 JuMP = "1.3"
-PrettyTables = "1.3"
+PrettyTables = "1.3, 2"
 StatsBase = "0.33"
 julia = "1.6"