[3.13] gh-124027: Support Del, PgUp, and PgDn on TERM=vt100 (GH-124028) (#124029)

gh-124027: Support Del, PgUp, and PgDn on TERM=vt100 (GH-124028)

pyrepl: Support Del, PgUp, and PgDn on TERM=vt100

From Fedora's /etc/inputrc:

    "\e[5~": history-search-backward
    "\e[6~": history-search-forward
    "\e[3~": delete-char

Fixes https://github.com/python/cpython/issues/124027
(cherry picked from commit f4e5643df64d0c2a009ed224560044b3409a47c0)

Co-authored-by: Miro Hrončok <miro@hroncok.cz>