Run the `Utilities/Sphinx/update_versions.py` script to add initial markup to every top-level document and find module. Issue: #19715
This fix was first made by commit 86e6349ef7 (find_program: Find programs that are executable but not readable, 2020-04-04, v3.18.0-rc1~372^2) but was reverted for compatibility. Re-introduce it with a policy for compatibility. Fixes: #10468
86e6349ef7