Update the list of known package names to include 3.14 packages.

This should be backported to all branches.

Linked PRs

• gh-125550: Enable py.exe to detect Store installs of 3.14 #125551
• [3.13] gh-125550: Enable py.exe to detect Store installs of 3.14 (GH-125551) #125622
• [3.12] gh-125550: Enable py.exe to detect Store installs of 3.14 (GH-125551) #125623