bump version to 0.3.0

Signed-off-by: Eduard Fried <eduard.fried@soptim.de>

Author: frie-soptim

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "cgmes2pgm_converter"
-version = "0.2.3"
+version = "0.3.0"
 description = "Library to convert Common Grid Model Exchange Standard (CGMES) datasets to PowerGridModel (PGM) format"
 authors = [
     { name = "Lars Friedrich, Eduard Fried, Udo Schmitz", email = "powergridmodel@soptim.de" },