Bump minimum python version to 3.9

3.8 is almost EOL will be in a month or so

.github/workflows/ci.yml

@@ -23,7 +23,7 @@ jobs:
                 cc: [gcc, clang]
                 include:
                     - python: a
-                      pyver: "3.8"
+                      pyver: "3.9"
                       sanitize: 0
 
                     - python: b
@@ -31,7 +31,7 @@ jobs:
                       sanitize: 1
 
                     - python: c
-                      pyver: "3.9"
+                      pyver: "3.11"
                       sanitize: 1
 
 
@@ -82,7 +82,7 @@ jobs:
           - name: Set up Python
             uses: actions/setup-python@v4
             with:
-              python-version: "3.11"
+              python-version: "3.12"
 
           - name: Install Go
             uses: actions/setup-go@v4

pyproject.toml

@@ -1,5 +1,5 @@
 [project]
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 
 [tool.mypy]
 files = 'kitty,kittens,glfw,*.py,docs/conf.py,gen'