downloads: upgrade CPython 3.8.12 to 3.8.13

This required refreshing a configure patch involving MULTIARCH,
as there were backports to deal with Clang 13.

cpython-unix/build-cpython.sh

@@ -100,18 +100,21 @@ EOF
     else
       patch -p1 <<"EOF"
 diff --git a/configure b/configure
-index 7cad0e2f98..50212236c4 100755
+index c091865aff..0aeea8cedb 100755
 --- a/configure
 +++ b/configure
-@@ -5196,7 +5196,7 @@ $as_echo "$as_me:
+@@ -5318,10 +5318,7 @@ $as_echo "none" >&6; }
  fi
+ rm -f conftest.c conftest.out
 
-
--MULTIARCH=$($CC --print-multiarch 2>/dev/null)
+-if test x$PLATFORM_TRIPLET != xdarwin; then
+-  MULTIARCH=$($CC --print-multiarch 2>/dev/null)
+-fi
+-
 +MULTIARCH=
 
-
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for the platform triplet based on compiler characteristics" >&5
+ if test x$PLATFORM_TRIPLET != x && test x$MULTIARCH != x; then
+   if test x$PLATFORM_TRIPLET != x$MULTIARCH; then
 EOF
     fi
   fi
@@ -398,18 +401,21 @@ EOF
     else
         patch -p1 <<"EOF"
 diff --git a/configure b/configure
-index 7cad0e2f98..50212236c4 100755
+index c091865aff..0aeea8cedb 100755
 --- a/configure
 +++ b/configure
-@@ -5196,7 +5196,7 @@ $as_echo "$as_me:
+@@ -5318,10 +5318,7 @@ $as_echo "none" >&6; }
  fi
- 
- 
--MULTIARCH=$($CC --print-multiarch 2>/dev/null)
+ rm -f conftest.c conftest.out
+
+-if test x$PLATFORM_TRIPLET != xdarwin; then
+-  MULTIARCH=$($CC --print-multiarch 2>/dev/null)
+-fi
+-
 +MULTIARCH=
- 
- 
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for the platform triplet based on compiler characteristics" >&5
+
+ if test x$PLATFORM_TRIPLET != x && test x$MULTIARCH != x; then
+   if test x$PLATFORM_TRIPLET != x$MULTIARCH; then
 EOF
     fi
 fi

pythonbuild/downloads.py

@@ -53,10 +53,10 @@
         "version": "3.19.2",
     },
     "cpython-3.8": {
-        "url": "https://www.python.org/ftp/python/3.8.12/Python-3.8.12.tar.xz",
-        "size": 18443568,
-        "sha256": "b1d3a76420375343b5e8a22fceb1ac65b77193e9ed27146524f0a9db058728ea",
-        "version": "3.8.12",
+        "url": "https://www.python.org/ftp/python/3.8.13/Python-3.8.13.tar.xz",
+        "size": 19023016,
+        "sha256": "6f309077012040aa39fe8f0c61db8c0fa1c45136763299d375c9e5756f09cf57",
+        "version": "3.8.13",
         "licenses": ["Python-2.0", "CNRI-Python"],
         "license_file": "LICENSE.cpython.txt",
         "python_tag": "cp38",