Malicious site protection navigation detection integration

[alessandroboron]

Task/Issue URL: https://app.asana.com/0/72649045549333/1208758247571054/f
CC: @not-a-rootkit

Description:

Integrate BSK library for malicious threat detection.

Steps to test this PR:

Prerequisites: Return true in MaliciousSiteProtectionFeatureFlags.swift -> isMaliciousSiteProtectionEnabled and shouldDetectMaliciousThreat(forDomain domain: String?) -> Bool

Scenario 1 - Phishing

1. Navigate to http://privacy-test-pages.site/security/badware/phishing.html
2. Ensure special error pages is shown.

Scenario 2 - Malware

1. Navigate to http://privacy-test-pages.site/security/badware/malware.html
2. Ensure special error pages is shown.

Scenario 3 - Leave Site Creates an Empty Tab at same index of the tab closed

1. Open multiple tabs and load some random websites
2. Open a tab and load a malicious website.
3. When the special error page is shown, tap the “Leave Site” Button.
4. Ensure that when the Tab is closed a new empty one is created at the same index.

Definition of Done (Internal Only):

• Does this PR satisfy our Definition of Done?

Copy Testing:

• Use of correct apostrophes in new copy, ie ’ rather than '

Orientation Testing:

• Portrait
• Landscape

Device Testing:

• iPhone SE (1st Gen)
• iPhone 8
• iPhone X
• iPhone 14 Pro
• iPad

OS Testing:

• iOS 15
• iOS 16
• iOS 17

Theme Testing:

• Light theme
• Dark theme

---

Internal references:

Software Engineering Expectations
Technical Design Template

[github-actions]

	Warnings
⚠️	PR has more than 500 lines of code changing. Consider splitting into smaller PRs if possible.

Generated by 🚫 dangerJS against 91622ac

[alessandroboron]

Implementation from macOS https://github.com/duckduckgo/macos-browser/blob/main/DuckDuckGo/MaliciousSiteProtection/MaliciousSiteProtectionManager.swift

[github-actions]

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[github-actions]

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