CompatHelper: bump compat for Clustering to 0.15, (keep existing compat)

Author: CompatHelper Julia

Project.toml

@@ -11,7 +11,7 @@ LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 
 [compat]
 ArnoldiMethod = "0.2"
-Clustering = "0.14"
+Clustering = "0.14, 0.15"
 Graphs = "1.4"
 julia = "1"