Add Malicious Site Protection algorithm pixels

[CrisBarreiro]

Task/Issue URL: https://app.asana.com/0/488551667048375/1209304069660515

Description

Steps to test this PR

Feature 1

• Load https://privacy-test-pages.site/security/badware/phishing-legit-iframe-loader.html
• Check m_malicious-site-protection_iframe-loaded with params: {category=phishing} is fired

Feature 2

• Set timeout to 10ms in override suspend fun matches(hashPrefix: String): List
• Load https://privacy-test-pages.site/security/badware/phishing-legit-iframe-loader.html
• Check no error page is shown and m_malicious-site-protection_client-timeout is fired

UI changes

Before	After
!(Upload before screenshot)	(Upload after screenshot)

[CrisBarreiro]

• Add Malicious Site Protection algorithm pixels #5604 👈 (View in Graphite)
• develop

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