Update PYICU description

Author: rocky

pyproject.toml

@@ -9,7 +9,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "Mathics3-Module-PyICU"
-description = 'Mathics3 Module ICU'
+description = 'Mathics3 Module ICU - Human-Language Alphabets and Locales via PyICU'
 dependencies = [
         "Mathics3-Module-Base >= 9.0.0",
         "Mathics3 >= 9.0.0",