updates pyproject.toml to support python version >= 3.11

Author: gabrielfalcao

pyproject.toml

@@ -18,13 +18,8 @@ classifiers = [
     "Operating System :: POSIX :: Linux",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
-    "Programming Language :: Python :: 3.6",
-    "Programming Language :: Python :: 3.7",
-    "Programming Language :: Python :: 3.8",
-    "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: Implementation",
     "Programming Language :: Python :: Implementation :: CPython",
     "Programming Language :: Python :: Implementation :: PyPy",
@@ -33,7 +28,7 @@ classifiers = [
 dependencies = [
     "couleur>=0.7.4",
 ]
-requires-python = ">=3.6"
+requires-python = ">=3.11"
 
 [project.urls]
 Homepage = "http://github.com/gabrielfalcao/sure"