* fix(settings): fixed two IPFS gateway issues
- adds back in two bugfixes that were originally in #19283
- fixes#16871
- fixes#18140
- achieves 100% code coverage for /ui/pages/settings/security-tab
- removes the npm package `valid-url`, which has not been updated in 10 years
* changes after #20172 was merged
* improved URL validation (specifically spaces)
* better Jest coverage
* response to legobeat review
* fixing lint and Jest