Bump version from 2.3.0 to 3.0.0

Author: 1-Bart-1

Project.toml

@@ -1,7 +1,7 @@
 name = "VortexStepMethod"
 uuid = "ed3cd733-9f0f-46a9-93e0-89b8d4998dd9"
 authors = ["1-Bart-1 <bart@vandelint.net>", "Oriol Cayon and contributors"]
-version = "2.3.0"
+version = "3.0.0"
 
 [deps]
 Colors = "5ae59095-9a9b-59fe-a467-6f913c188581"