deploying docs: fix(explore): Fix chart standalone URL for report/thumbnail generation (#20673)

* Update explore URLs.

* More URL fixes.

* Make frontend accept true/false query params case-insensitively.

* Fix URL mistake.

Co-authored-by: Michael S. Molina <70410625+michael-s-molina@users.noreply.github.com>

Co-authored-by: Michael S. Molina <70410625+michael-s-molina@users.noreply.github.com> (apache/superset@84d4302628d18aa19c13cc5322e68abbc690ea4d)
80 files changed