CompatHelper: bump compat for ShiftedArrays to 2, (keep existing compat) (#264)

Co-authored-by: CompatHelper Julia <[email protected]>

Author: github-actions[bot]

Project.toml

@@ -19,7 +19,7 @@ CategoricalArrays = "0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 0.10"
 DataAPI = "1.1"
 DataFrames = "1"
 DataStructures = "0.17, 0.18"
-ShiftedArrays = "1"
+ShiftedArrays = "1, 2"
 StatsBase = "0.33.5"
 StatsFuns = "0.9, 1.0"
 Tables = "0.2, 1"