Update minor Python versions used to build packages (#19632)

build_tools/python_deploy/install_macos_deps.sh

diff --git a/build_tools/python_deploy/install_macos_deps.sh b/build_tools/python_deploy/install_macos_deps.sh
index 233ce23..765d08b 100755
--- a/build_tools/python_deploy/install_macos_deps.sh
+++ b/build_tools/python_deploy/install_macos_deps.sh
@@ -20,8 +20,8 @@
 
 # These can be discovered at https://www.python.org/downloads/macos/
 PYTHON_SPECS=(
-  3.13@https://www.python.org/ftp/python/3.13.0/python-3.13.0-macos11.pkg
-  3.12@https://www.python.org/ftp/python/3.12.6/python-3.12.6-macos11.pkg
+  3.13@https://www.python.org/ftp/python/3.13.1/python-3.13.1-macos11.pkg
+  3.12@https://www.python.org/ftp/python/3.12.8/python-3.12.8-macos11.pkg
   3.11@https://www.python.org/ftp/python/3.11.9/python-3.11.9-macos11.pkg
   # 3.10@https://www.python.org/ftp/python/3.10.5/python-3.10.5-macos11.pkg
   # 3.9@https://www.python.org/ftp/python/3.9.13/python-3.9.13-macos11.pkg

build_tools/python_deploy/install_windows_deps.ps1

diff --git a/build_tools/python_deploy/install_windows_deps.ps1 b/build_tools/python_deploy/install_windows_deps.ps1
index 1e0c365..0ca44f2 100644
--- a/build_tools/python_deploy/install_windows_deps.ps1
+++ b/build_tools/python_deploy/install_windows_deps.ps1
@@ -24,8 +24,8 @@
 
 # These can be discovered at https://www.python.org/downloads/windows/
 $PYTHON_INSTALLER_URLS = @(
-  "https://www.python.org/ftp/python/3.13.0/python-3.13.0-amd64.exe" #,
-  "https://www.python.org/ftp/python/3.12.6/python-3.12.6-amd64.exe" #,
+  "https://www.python.org/ftp/python/3.13.1/python-3.13.1-amd64.exe" #,
+  "https://www.python.org/ftp/python/3.12.8/python-3.12.8-amd64.exe" #,
   "https://www.python.org/ftp/python/3.11.9/python-3.11.9-amd64.exe" #,
   # "https://www.python.org/ftp/python/3.10.5/python-3.10.5-amd64.exe",
   # "https://www.python.org/ftp/python/3.9.13/python-3.9.13-amd64.exe"