bump version to 1.1.5

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: SvenSerneels

src/direpack/__init__.py

@@ -9,7 +9,7 @@
 __name__ = "direpack"
 __author__ = "Emmanuel Jordy Menvouta, Sven Serneels, Tim Verdonck"
 __license__ = "MIT"
-__version__ = "1.1.4"
+__version__ = "1.1.5"
 __date__ = "2026-03-03"
 
 from .preprocessing.robcent import (