pyproject.toml (fix): bump min py to 3.8

Author: timdrysdale

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "practable"
-version = "0.0.20"
+version = "0.0.21"
 authors = [
   { name="Timothy Drysdale", email="timothy.d.drysdale@gmail.com" },
 ]
@@ -16,7 +16,7 @@ dependencies = [
     "requests>=2.32",
     "websockets>=12.0", 
 ] 
-requires-python = ">=3.7"
+requires-python = ">=3.8"
 classifiers = [
     "Programming Language :: Python :: 3",
     "License :: OSI Approved :: GNU Affero General Public License v3",