Bump from 3.8.19 -> 3.8.20

Author: zanieb

pythonbuild/downloads.py

@@ -35,10 +35,10 @@
         "license_file": "LICENSE.bzip2.txt",
     },
     "cpython-3.8": {
-        "url": "https://www.python.org/ftp/python/3.8.19/Python-3.8.19.tar.xz",
-        "size": 18975156,
-        "sha256": "d2807ac69f69b84fd46a0b93bbd02a4fa48d3e70f4b2835ff0f72a2885040076",
-        "version": "3.8.19",
+        "url": "https://www.python.org/ftp/python/3.8.20/Python-3.8.20.tar.xz",
+        "size": 18962788,
+        "sha256": "6fb89a7124201c61125c0ab4cf7f6894df339a40c02833bfd28ab4d7691fafb4",
+        "version": "3.8.20",
         "licenses": ["Python-2.0", "CNRI-Python"],
         "license_file": "LICENSE.cpython.txt",
         "python_tag": "cp38",