Fix #3332 - Bookmarklet URLs not working properly with special characters

[Brandon-T]

Summary of Changes

• Fixes Bookmarklets to use the URL passed in via .bookmarkletURL or just plain URL(string: str) instead of attempting to part it as just a URL with the assumption it was already encoded properly.

This pull request fixes #3332

Submitter Checklist:

• Unit Tests are updated to cover new or changed functionality
• User-facing strings use NSLocalizableString()

Test Plan:

Use one of examples in the ticket

Screenshots:

Reviewer Checklist:

• Issues include necessary QA labels:
  • QA/(Yes|No)
  • release-notes/(include|exclude)
  • bug / enhancement
• Necessary security reviews have taken place.
• Adequate unit test coverage exists to prevent regressions.
• Adequate test plan exists for QA to validate (if applicable).
• Issue is assigned to a milestone (should happen at merge time).