Merge pull request #1 from UCD4IDS/compathelper/new_version/2021-04-23-00-49-12-887-2155540904

CompatHelper: bump compat for "Arpack" to "0.5"

Author: BoundaryValueProblems

Project.toml

@@ -16,7 +16,7 @@ SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 
 [compat]
-Arpack = "0.4.0"
+Arpack = "0.4.0, 0.5"
 AverageShiftedHistograms = "0.8.6"
 Distances = "0.10.2"
 Distributions = "0.24.18"