chore: drop Python 3.8 and 3.9 support

Author: nightcityblade

pyproject.toml

@@ -6,7 +6,7 @@ build-backend = "setuptools.build_meta"
 name = "codecarbon"
 dynamic = ["version"]
 readme = "README.md"
-requires-python = ">=3.8"
+requires-python = ">=3.10"
 license = "MIT"
 license-files = ["LICENSE"]
 authors = [
@@ -18,8 +18,6 @@ authors = [
 ]
 classifiers = [
     "Natural Language :: English",
-    "Programming Language :: Python :: 3.8",
-    "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",