update version number

Author: YinniKun

setup.py

@@ -2,7 +2,7 @@
 
 setup(
     name="pcm-spaghetti",  
-    version="1.1",  
+    version="1.1.1",  
     author="Richard (Zhi Fei) Dong, Chris McIntosh, Gregory W. Schwartz",
     author_email="gregory.schwartz@uhn.ca",
     description="A PyTorch implementation of the SPAGHETTI model for phase-contrast microscopy image transformation",