[3.13] gh-133889: Only show the path of the URL in the SimpleHTTPRequestHandler page (GH-134135) (GH-134191)

The query and fragment are ambiguous and not used.
(cherry picked from commit 5cbc8c632e860941602e8f7da9aab52fae40aca6)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>