[chiptool.py] Remove the dot in the cluster name for the chip-tool ad…

…apter before sending it over the wire (#27260)

Co-authored-by: Matt Hazley <hello@matthazley.com>

examples/chip-tool/py_matter_chip_tool_adapter/matter_chip_tool_adapter/encoder.py

@@ -376,7 +376,7 @@ def __to_lower_camel_case(self, name):
         return name[:1].lower() + name[1:]
 
     def __format_cluster_name(self, name):
-        return name.lower().replace(' ', '').replace('/', '').lower()
+        return name.lower().replace(' ', '').replace('/', '').replace('.', '').lower()
 
     def __format_command_name(self, name):
         if name is None: