Add UDP and TCP Syslog tests for CheckPoint Firewall

[andrewkroh]

What does this PR do?

Add system tests for the UDP and TCP inputs in the CheckPoint Firewall data stream.

Checklist

• I have reviewed tips for building integrations and this pull request is aligned with them.
• I have verified that all datasets collect metrics or logs.

Related issues

• Relates Add automated tests for security packages #377
• Requires Add option to notify test service after agent policy is applied elastic-package#229

Screenshots

--- Test results for package: checkpoint - START ---
╭────────────┬─────────────┬───────────┬───────────┬────────┬───────────────╮
│ PACKAGE    │ DATA STREAM │ TEST TYPE │ TEST NAME │ RESULT │  TIME ELAPSED │
├────────────┼─────────────┼───────────┼───────────┼────────┼───────────────┤
│ checkpoint │ firewall    │ system    │ tcp       │ PASS   │ 42.369714512s │
│ checkpoint │ firewall    │ system    │ udp       │ PASS   │ 27.664047144s │
╰────────────┴─────────────┴───────────┴───────────┴────────┴───────────────╯
--- Test results for package: checkpoint - END   ---
Done

[elasticmachine]

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

[elasticmachine]

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Build stats

• Build Cause: Branch indexing

• • Start Time: 2021-01-21T22:28:22.016+0000

• Duration: 28 min 54 sec

• Commit: 15a81ae

Test stats 🧪

Test	Results
Failed	0
Passed	1504
Skipped	0
Total	1504