Increase Python compatibility to 3.11

Author: marcovarrone

pyproject.toml

@@ -13,7 +13,7 @@ name = "cellcharter"
 version = "0.3.0"
 description = "A Python package for the identification, characterization and comparison of spatial clusters from spatial -omics data."
 readme = "README.md"
-requires-python = ">=3.8,<3.11"
+requires-python = ">=3.8,<3.12"
 license = {file = "LICENSE"}
 authors = [
     {name = "CSO group"},