downloads: CPython 3.9.17 -> 3.9.18

Author: indygreg

pythonbuild/downloads.py

@@ -44,10 +44,10 @@
         "python_tag": "cp38",
     },
     "cpython-3.9": {
-        "url": "https://www.python.org/ftp/python/3.9.17/Python-3.9.17.tar.xz",
-        "size": 19647312,
-        "sha256": "30ce057c44f283f8ed93606ccbdb8d51dd526bdc4c62cce5e0dc217bfa3e8cee",
-        "version": "3.9.17",
+        "url": "https://www.python.org/ftp/python/3.9.18/Python-3.9.18.tar.xz",
+        "size": 19673928,
+        "sha256": "01597db0132c1cf7b331eff68ae09b5a235a3c3caa9c944c29cac7d1c4c4c00a",
+        "version": "3.9.18",
         "licenses": ["Python-2.0", "CNRI-Python"],
         "license_file": "LICENSE.cpython.txt",
         "python_tag": "cp39",