Bump version to 0.2.55 (#716)

Co-authored-by: Peyton Gardipee <[email protected]>

Author: pwgardipee

src/litdata/__about__.py

@@ -14,7 +14,7 @@
 
 import time
 
-__version__ = "0.2.54"
+__version__ = "0.2.55"
 __author__ = "Lightning AI et al."
 __author_email__ = "[email protected]"
 __license__ = "Apache-2.0"