bump v0.5.2

Author: cortner

Project.toml

@@ -1,7 +1,7 @@
 name = "Polynomials4ML"
 uuid = "03c4bcba-a943-47e9-bfa1-b1661fc2974f"
 authors = ["Christoph Ortner <christophortner@gmail.com> and contributors"]
-version = "0.5.1"
+version = "0.5.2"
 
 [deps]
 ACEbase = "14bae519-eb20-449c-a949-9c58ed33163e"