Update ECS to 8.4.0 Part 11

[leehinman]

• zeek
• zerofox
• zoom
• zscaler_zia
• zscaler_zpa

[elasticmachine]

💚 Build Succeeded

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• Start Time: 2022-07-27T21:34:21.641+0000

• Duration: 72 min 23 sec

Test stats 🧪

Test	Results
Failed	0
Passed	363
Skipped	0
Total	363

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[elasticmachine]

🌐 Coverage report

Name	Metrics % (covered/total)	Diff
Packages	100.0% (55/55)	💚
Files	97.087% (100/103)	👎 -0.045
Classes	97.087% (100/103)	👎 -0.045
Methods	88.617% (833/940)	👎 -0.644
Lines	92.931% (12082/13001)	👍 2.336
Conditionals	100.0% (0/0)	💚

[elasticmachine]

Pinging @elastic/security-external-integrations (Team:Security-External Integrations)